This is a note to authors describing the usage of an interface.
-
+
This is a note to authors describing the usage of an interface.
/* this is a CSS fragment */
@@ -6909,11 +6906,13 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
empty string. Unless otherwise specified, the slot's value is the empty string.
-
element . nonce
-
-
Returns the value of the element's [[CryptographicNonce]] internal slot.
-
Can be set, to update that slot's value.
-
+
element.nonce
+
Returns the value set for element's cryptographic nonce. If the setter was not
+ used, this will be the value originally found in the nonce
+ content attribute.
+
+
element.nonce = value
+
Updates element's cryptographic nonce value.
The HTMLAllCollection {
};
+
collection.length
+
Returns the number of elements in collection.
+
+
element = collection.item(index)
+
element = collection(index)
+
element = collection[index]
+
Returns the item at index index from collection (determined by
+ tree order).
+
+
element = collection.item(name)
+
collection = collection.item(name)
+
element = collection.namedItem(name)
+
collection = collection.namedItem(name)
+
element = collection(name)
+
collection = collection(name)
+
element = collection[name]
+
collection = collection[name]
+
+
Returns the item with ID or name name from
+ collection.
+
+
If there are multiple matching items, then an HTMLCollection object containing
+ all those elements is returned.
-
collection . length
-
-
Returns the number of elements in the collection.
-
-
-
element = collection . item(index)
-
element = collection(index)
-
element = collection[index]
-
-
Returns the item with index index from the collection (determined by tree order).
-
-
-
element = collection . item(name)
-
collection = collection . item(name)
-
element = collection . namedItem(name)
-
collection = collection . namedItem(name)
-
element = collection(name)
-
collection = collection(name)
-
element = collection[name]
-
collection = collection[name]
-
-
Returns the item with ID or name name from the collection.
-
If there are multiple matching items, then an HTMLCollection object containing all those elements is returned.
-
Only button, form, iframe,
- input, map, meta, object,
- select, and textarea elements can have a name for the purpose of this
- method; their name is given by the value of their name attribute.
+
Only button, form, iframe, input,
+ map, meta, object, select, and
+ textarea elements can have a name for the purpose of this method; their name is
+ given by the value of their name attribute.
When set to a smaller number, truncates the number of option elements in the corresponding container.
-
When set to a greater number, adds new blank option elements to that container.
-
+
When set to a smaller number than the existing length, truncates the number of
+ option elements in the container corresponding to collection.
-
element = collection . item(index)
-
element = collection[index]
-
-
Returns the item with index index from the collection. The items are sorted in tree order.
+
When set to a greater number than the existing length, adds new blank option
+ elements to the container corresponding to collection.
-
collection[index] = element
+
element = collection.item(index)
+
element = collection[index]
+
Returns the item at index index in collection. The items are sorted
+ in tree order.
+
+
collection[index] = element
-
When index is a greater number than the number of items in the collection, adds
- new blank option elements in the corresponding container.
-
When set to null, removes the item at index index from the collection.
-
When set to an option element, adds or replaces it at index index
- from the collection.
+
When index is a greater number than the number of items in collection,
+ adds new blank option elements in the corresponding container.
+
+
When set to null, removes the item at index index from collection.
+
+
When set to an option element, adds or replaces it at index index in
+ collection.
-
element = collection . namedItem(name)
-
element = collection[name]
+
element = collection.namedItem(name)
+
element = collection[name]
-
Returns the item with ID or namename from the collection.
+
Returns the item with ID or namename from collection.
+
If there are multiple matching items, then the first is returned.
-
collection . add(element [, before ] )
+
collection.add(element[, before])
Inserts element before the node given by before.
-
The before argument can be a number, in which case element is inserted before the item with that number, or an element from the
- collection, in which case element is inserted before that element.
-
If before is omitted, null, or a number out of range, then element will be added at the end of the list.
-
This method will throw a "HierarchyRequestError"DOMException if
- element is an ancestor of the element into which it is to be inserted.
-
-
collection . remove(index)
-
-
Removes the item with index index from the collection.
+
The before argument can be a number, in which case element is inserted
+ before the item with that number, or an element from collection, in which case
+ element is inserted before that element.
+
+
If before is omitted, null, or a number out of range, then element will
+ be added at the end of the list.
+
+
Throws a "HierarchyRequestError"DOMException if
+ element is an ancestor of the element into which it is to be inserted.
-
collection . selectedIndex [ = value ]
+
collection.remove(index)
+
Removes the item with index index from collection.
-
-
Returns the index of the first selected item, if any, or −1 if there is no selected
- item.
+
collection.selectedIndex
+
Returns the index of the first selected item, if any, or −1 if there is no selected
+ item.
-
Can be set, to change the selection.
-
+
collection.selectedIndex = index
+
Changes the selection to the option element at index index in
+ collection.
@@ -7920,15 +7929,14 @@ interface DOMStringList {
equivalent rather than DOMStringList.
-
-
strings . length
+
strings.length
Returns the number of strings in strings.
-
strings[index]
-
strings . item(index)
+
strings[index]
+
strings.item(index)
Returns the string with index index from strings.
-
strings . contains(string)
+
strings.contains(string)
Returns true if strings contains string, and false
otherwise.
Returns the URL of the Document
- from which the user navigated to this one, unless it was blocked or there was no such document,
- in which case it returns the empty string.
+
Returns the URL of the Document from
+ which the user navigated to this one, unless it was blocked or there was no such document, in
+ which case it returns the empty string.
The noreferrer link type can be used to block the
referrer.
Returns the HTTP cookies that apply to the Document. If there are no cookies or
cookies can't be applied to this resource, the empty string will be returned.
Returns the date of the last modification to the document, as reported by the server, in the
form "MM/DD/YYYY hh:mm:ss", in the user's local time zone.
+
If the last modification date is not known, the current time is returned instead.
Returns "loading" while the Document is loading, "interactive" once it is finished parsing but still loading subresources, and
@@ -9576,11 +9581,8 @@ partial interface Document {
-
-
document . head
-
-
Returns the head element.
-
+
document.head
+
Returns the head element.
The head element of a document is the first head element
@@ -9598,8 +9600,7 @@ partial interface Document {
-
-
document . title [ = value ]
+
document.title [ = value ]
Returns the document's title, as given by the title element for
HTML and as given by the SVG title element for SVG.
Returns the script element, or the SVG script element,
- that is currently executing, as long as the element represents a classic script.
- In the case of reentrant script execution, returns the one that most recently started executing
+ that is currently executing, as long as the element represents a classic script. In
+ the case of reentrant script execution, returns the one that most recently started executing
amongst those that have not yet finished executing.
-
Returns null if the Document is not currently executing a script
- or SVG script element (e.g., because the running script is an event
+
Returns null if the Document is not currently executing a script or
+ SVG script element (e.g., because the running script is an event
handler, or a timeout), or if the currently executing script or SVG
script element represents a module script.
@@ -12237,12 +12236,17 @@ Transport Protocol">HTTP</abbr> today.</p>
-
hyperlink . password
+
hyperlink.password
Returns the hyperlink's URL's password.
+
Can be set, to change the URL's password.
-
hyperlink . host
+
hyperlink.host
Returns the hyperlink's URL's host and port (if different from the default port for the
scheme).
+
Can be set, to change the URL's host and port.
-
hyperlink . hostname
+
hyperlink.hostname
Returns the hyperlink's URL's host.
+
Can be set, to change the URL's host.
-
hyperlink . port
+
hyperlink.port
Returns the hyperlink's URL's port.
+
Can be set, to change the URL's port.
-
hyperlink . pathname
+
hyperlink.pathname
Returns the hyperlink's URL's path.
+
Can be set, to change the URL's path.
-
hyperlink . search
+
hyperlink.search
Returns the hyperlink's URL's query (includes leading "?" if
non-empty).
+
Can be set, to change the URL's query (ignores leading "?").
-
hyperlink . hash
+
hyperlink.hash
Returns the hyperlink's URL's fragment (includes leading "#" if
non-empty).
+
Can be set, to change the URL's fragment (ignores leading "#").
These attributes return the actual rendered dimensions of the
- image, or zero if the dimensions are not known.
+
These attributes return the actual rendered dimensions of the image, or zero if the
+ dimensions are not known.
-
They can be set, to change the corresponding content
- attributes.
+
They can be set, to change the corresponding content attributes.
-
image . naturalWidth
-
image . naturalHeight
+
image.naturalWidth
+
image.naturalHeight
-
These attributes return the intrinsic dimensions of the image,
- or zero if the dimensions are not known.
+
These attributes return the intrinsic dimensions of the image, or zero if the dimensions are
+ not known.
-
image . complete
+
image.complete
-
Returns true if the image has been completely downloaded or if
- no image is specified; otherwise, returns false.
+
Returns true if the image has been completely downloaded or if no image is specified;
+ otherwise, returns false.
-
image . currentSrc
+
image.currentSrc
-
-
Returns the image's absolute URL.
-
+
Returns the image's absolute URL.
-
image . decode()
+
image.decode()
This method causes the user agent to decode the
@@ -27036,14 +27036,13 @@ interface HTMLImageElement : HTMLElement {
DOMException if the image cannot be decoded.
-
image = new Image( [ width [, height ] ] )
+
image = new Image([ width [, height ] ])
-
Returns a new img element, with the width and height attributes set to the values
- passed in the relevant arguments, if applicable.
+
Returns a new img element, with the width
+ and height attributes set to the values passed in the
+ relevant arguments, if applicable.
These attributes return the intrinsic dimensions of the video,
- or zero if the dimensions are not known.
+
These attributes return the intrinsic dimensions of the video, or zero if the dimensions are
+ not known.
@@ -32835,8 +32833,7 @@ interface HTMLAudioElement : HTMLMediaElement
attributes">the attributes common to all media elements.
-
-
audio = new Audio( [ url ] )
+
audio = new Audio([ url ])
Returns a new audio element, with the src
@@ -33087,35 +33084,27 @@ interface HTMLTrackElement : HTMLElement {
data-x="attr-track-default">default attribute is specified.
-
-
track . readyState
+
track.readyState
-
Returns the text track readiness state,
- represented by a number from the following list:
+
Returns the text track readiness state, represented by a number from the
+ following list:
-
track . NONE (0)
-
-
The text track not loaded state.
-
-
track . LOADING (1)
-
-
The text track loading state.
-
-
track . LOADED (2)
-
-
The text track loaded state.
-
-
track . ERROR (3)
-
-
The text track failed to load state.
-
+
track.NONE (0)
+
The text track not loaded state.
+
track.LOADING (1)
+
The text track loading state.
+
track.LOADED (2)
+
The text track loaded state.
+
track.ERROR (3)
+
The text track failed to load state.
-
track . track
+
track.track
-
Returns the TextTrack object corresponding to the text track of the track element.
+
Returns the TextTrack object corresponding to the text track of the
+ track element.
Returns a MediaError object representing the current error state of the
@@ -33351,14 +33339,11 @@ interface MediaError {
};
+
media.error.code
-
media . error . code
-
-
-
Returns the current error's error code, from the list below.
-
+
Returns the current error's error code, from the list below.
-
media . error . message
+
media.error.message
Returns a specific informative diagnostic message about the error condition encountered. The
@@ -33475,14 +33460,14 @@ interface MediaError {
-
-
media . srcObject [ = source ]
+
media.srcObject [ = source ]
-
Allows the media element to be assigned a media provider object.
+
Allows the media element to be assigned a media provider
+ object.
-
media . currentSrc
+
media.currentSrc
Returns the URL of the current media resource, if any.
@@ -33546,8 +33531,7 @@ interface MediaError {
set of strings -->
-
-
media . canPlayType(type)
+
media.canPlayType(type)
Returns the empty string (a negative response), "maybe", or "probably" based on how confident
@@ -33614,8 +33598,7 @@ interface MediaError {
Network states
-
-
media . networkState
+
media.networkState
Returns the current state of network activity for the element, from the codes in the list
@@ -33668,8 +33651,7 @@ interface MediaError {
Loading the media resource
-
-
media . load()
+
media.load()
Causes the element to reset and start selecting and loading a new media resource
@@ -34764,8 +34746,7 @@ interface MediaError {
-->
-
-
media . buffered
+
media.buffered
Returns a TimeRanges object that represents the ranges of the media
@@ -34802,8 +34783,7 @@ interface MediaError {
Offsets into the media resource
-
-
media . duration
+
media.duration
Returns the length of the media resource, in seconds, assuming that the start of
@@ -34814,7 +34794,7 @@ interface MediaError {
Returns Infinity for unbounded streams.
-
media . currentTime [ = value ]
+
media.currentTime [ = value ]
Returns the official playback position, in seconds.
@@ -35057,8 +35037,7 @@ interface MediaError {
Ready states
-
-
media . readyState
+
media.readyState
Returns a value that expresses the current state of the element with respect to rendering the
@@ -35340,20 +35319,15 @@ interface MediaError {
Playing the media resource
+
media.paused
-
media . paused
+
Returns true if playback is paused; false otherwise.
-
-
Returns true if playback is paused; false otherwise.
-
-
-
media . ended
+
media.ended
-
-
Returns true if playback has reached the end of the media resource.
-
+
Returns true if playback has reached the end of the media resource.
-
media . defaultPlaybackRate [ = value ]
+
media.defaultPlaybackRate [ = value ]
Returns the default rate of playback, for when the user is not fast-forwarding or reversing
@@ -35366,7 +35340,7 @@ interface MediaError {
will be returned to the default rate of playback.
-
media . playbackRate [ = value ]
+
media.playbackRate [ = value ]
Returns the current rate playback, where 1.0 is normal speed.
@@ -35374,7 +35348,7 @@ interface MediaError {
Can be set, to change the rate of playback.
-
media . preservesPitch
+
media.preservesPitch
Returns true if pitch-preserving algorithms are used when the MediaError {
aesthetic and performance reasons.
-
media . played
+
media.played
Returns a TimeRanges object that represents the ranges of the media
resource that the user agent has played.
-
media . play()
+
media.play()
Sets the paused attribute to false, loading the
@@ -35400,7 +35374,7 @@ interface MediaError {
restart it from the start.
-
media . pause()
+
media.pause()
Sets the paused attribute to true, loading the
@@ -36119,26 +36093,23 @@ interface MediaError {
Seeking
+
media.seeking
-
media . seeking
-
-
-
Returns true if the user agent is currently seeking.
-
+
Returns true if the user agent is currently seeking.
-
media . seekable
+
media.seekable
Returns a TimeRanges object that represents the ranges of the media
resource to which it is possible for the user agent to seek.
-
media . fastSeek( time )
+
media.fastSeek(time)
-
Seeks to near the given time as fast as possible, trading precision for
- speed. (To seek to a precise time, use the currentTime attribute.)
+
Seeks to near the given time as fast as possible, trading precision for speed. (To
+ seek to a precise time, use the currentTime
+ attribute.)
This does nothing if the media resource has not been loaded.
Returns the number of text tracks associated with the media element (e.g. from track elements). This is the number of text tracks in the media element's list of text tracks.
+
Returns the number of text tracks associated with the
+ media element (e.g. from track elements). This is the number of text tracks in the media element's list of text
+ tracks.
-
media . textTracks[n]
+
media.textTracks[n]
-
Returns the TextTrack object representing the nth text track in the media element's list of text tracks.
+
Returns the TextTrack object representing the nth text
+ track in the media element's list of text tracks.
-
textTrack = media . textTracks . getTrackById( id )
+
textTrack = media.textTracks.getTrackById(id)
-
Returns the TextTrack object with the given identifier, or null if no track has that identifier.
+
Returns the TextTrack object with the given identifier, or null if no track has
+ that identifier.
textTrack = media . addTextTrack( kind [, label [, language ] ] )
+
textTrack = media.addTextTrack(kind [, label [, language ] ])
Creates and returns a new TextTrack object, which is also added to the
media element's list of text tracks.
-
textTrack . kind
-
-
Returns the text track kind string.
-
+
textTrack.kind
+
Returns the text track kind string.
-
textTrack . label
+
textTrack.label
Returns the text track label, if there is one, or the empty string otherwise
(indicating that a custom label probably needs to be generated from the other attributes of the
object if the object is exposed to the user).
-
textTrack . language
-
-
Returns the text track language string.
-
+
textTrack.language
+
Returns the text track language string.
-
textTrack . id
+
textTrack.id
Returns the ID of the given track.
@@ -37743,55 +37702,46 @@ interface TextTrack : EventTarget {
ID of the track element.
-
textTrack . inBandMetadataTrackDispatchType
-
-
Returns the text track in-band metadata track dispatch type string.
-
+
textTrack.inBandMetadataTrackDispatchType
+
Returns the text track in-band metadata track dispatch type string.
-
textTrack . mode [ = value ]
+
textTrack.mode [ = value ]
Returns the text track mode, represented by a string from the following
list:
"disabled"
-
-
The text track disabled mode.
-
+
The text track disabled mode.
"hidden"
-
-
The text track hidden mode.
-
+
The text track hidden mode.
"showing"
-
-
The text track showing mode.
-
+
The text track showing mode.
Can be set, to change the mode.
-
textTrack . cues
+
textTrack.cues
-
Returns the text track list of cues, as a TextTrackCueList object.
+
Returns the text track list of cues, as a TextTrackCueList
+ object.
-
textTrack . activeCues
+
textTrack.activeCues
Returns the text track cues from the text track
list of cues that are currently active (i.e. that start before the current playback
position and end after it), as a TextTrackCueList object.
-
textTrack . addCue( cue )
-
-
Adds the given cue to textTrack's text track list of cues.
-
+
textTrack.addCue(cue)
+
Adds the given cue to textTrack's text track list of
+ cues.
-
textTrack . removeCue( cue )
-
-
Removes the given cue from textTrack's text track list of cues.
-
+
textTrack.removeCue(cue)
+
Removes the given cue from textTrack's text track list of
+ cues.
Returns the TextTrack object to which this
- text track cue belongs, if any, or null
- otherwise.
+
Returns the TextTrack object to which this text track cue belongs,
+ if any, or null otherwise.
-
cue . id [ = value ]
+
cue.id [ = value ]
Returns the text track cue identifier.
+
Can be set.
-
cue . startTime [ = value ]
+
cue.startTime [ = value ]
Returns the text track cue start time, in seconds.
+
Can be set.
-
cue . endTime [ = value ]
+
cue.endTime [ = value ]
Returns the text track cue end time, in seconds.
+
Returns positive Infinity for an unbounded text track cue.
+
Can be set.
-
cue . pauseOnExit [ = value ]
+
cue.pauseOnExit [ = value ]
-
Returns true if the text track cue pause-on-exit flag is set, false otherwise.
+
Returns true if the text track cue pause-on-exit flag is set, false
+ otherwise.
+
Can be set.
@@ -38349,8 +38304,7 @@ red:89
-
-
media . volume [ = value ]
+
media.volume [ = value ]
Returns the current playback volume, as a number in the range 0.0 to 1.0, where 0.0 is the
@@ -38362,7 +38316,7 @@ red:89
value is not in the range 0.0 .. 1.0.
-
media . muted [ = value ]
+
media.muted [ = value ]
Returns true if audio is muted, overriding the volume
@@ -38472,14 +38426,11 @@ interface TimeRanges {
};
+
media.length
-
media . length
+
Returns the number of ranges in the object.
-
-
Returns the number of ranges in the object.
-
-
-
time = media . start(index)
+
time = media.start(index)
Returns the time for the start of the range with the given index.
@@ -38488,7 +38439,7 @@ interface TimeRanges {
is out of range.
-
time = media . end(index)
+
time = media.end(index)
Returns the time for the end of the range with the given index.
Returns the track object (TextTrack, AudioTrack, or
@@ -39210,8 +39160,7 @@ interface HTMLMapElement : HTMLElement {
attributes must have the same value.
-
-
map . areas
+
map.areas
Returns an HTMLCollection of the area elements in the
@@ -39830,9 +39779,9 @@ interface HTMLAreaElement : HTMLElement {
-
doc = iframe . getSVGDocument()
-
doc = embed . getSVGDocument()
-
doc = object . getSVGDocument()
+
doc = iframe.getSVGDocument()
+
doc = embed.getSVGDocument()
+
doc = object.getSVGDocument()
Returns the Document object, in the case of iframe,
embed, or object elements being used to embed SVG.
Returns the position of the row in the table's rows
@@ -41104,7 +41034,7 @@ interface HTMLTableRowElement : HTMLElement {
Returns −1 if the element isn't in a table.
-
tr . sectionRowIndex
+
tr.sectionRowIndex
Returns the position of the row in the table section's HTMLTableRowElement : HTMLElement {
Returns −1 if the element isn't in a table section.
-
tr . cells
+
tr.cells
Returns an HTMLCollection of the td and th elements of
the row.
-
cell = tr . insertCell( [ index ] )
+
cell = tr.insertCell([ index ])
Creates a td element, inserts it into the table row at the position given by the
@@ -41132,7 +41062,7 @@ interface HTMLTableRowElement : HTMLElement {
"IndexSizeError"DOMException.
-
tr . deleteCell(index)
+
tr.deleteCell(index)
Removes the td or th element with the given position in the
row.
Returns the position of the cell in the row's cells list.
- This does not necessarily correspond to the x-position of the cell in the
- table, since earlier cells might cover multiple rows or columns.
+ This does not necessarily correspond to the x-position of the cell in the table,
+ since earlier cells might cover multiple rows or columns.
Returns −1 if the element isn't in a row.
@@ -43365,29 +43294,28 @@ interface HTMLFormElement : HTMLElement {
list that the user agent implements the processing model for.
-
-
form . elements
+
form.elements
-
Returns an HTMLFormControlsCollection of the form controls in the form (excluding image
- buttons for historical reasons).
+
Returns an HTMLFormControlsCollection of the form controls in the form
+ (excluding image buttons for historical reasons).
-
form . length
+
form.length
Returns the number of form controls in the form (excluding image buttons for historical
reasons).
-
form[index]
+
form[index]
-
Returns the indexth element in the form (excluding image buttons for
- historical reasons).
+
Returns the indexth element in the form (excluding image buttons for historical
+ reasons).
-
form[name]
+
form[name]
Returns the form control (or, if there are several, a RadioNodeList of the form
@@ -43404,7 +43332,7 @@ interface HTMLFormElement : HTMLElement {
those elements is returned.
Returns the item with index index from the list of options. The items are sorted in tree
order.
-
element = select . namedItem(name)
+
element = select.namedItem(name)
Returns the first item with ID or namename from the HTMLSelectElement : HTMLElement {
Returns null if no element with that ID could be found.
-
select . add(element [, before ] )
+
select.add(element [, before ])
Inserts element before the node given by before.
-
The before argument can be a number, in which case element is inserted before the item with that number, or an element from the
- list of options, in which case element is inserted before that element.
+
The before argument can be a number, in which case element is inserted
+ before the item with that number, or an element from the list of options, in which case element is
+ inserted before that element.
-
If before is omitted, null, or a number out of range, then element will be added at the end of the list.
+
If before is omitted, null, or a number out of range, then element will
+ be added at the end of the list.
-
This method will throw a "HierarchyRequestError"DOMException if
- element is an ancestor of the element into which it is to be inserted.
+
This method will throw a "HierarchyRequestError"
+ DOMException if element is an ancestor of the element into which it is
+ to be inserted.
-
select . selectedOptions
+
select.selectedOptions
Returns an HTMLCollection of the list
of options that are selected.
-
select . selectedIndex [ = value ]
+
select.selectedIndex [ = value ]
Returns the index of the first selected item, if any, or −1 if there is no selected
@@ -50815,7 +50732,7 @@ interface HTMLSelectElement : HTMLElement {
Can be set, to change the selection.
-
select . value [ = value ]
+
select.value [ = value ]
Returns the value of the first selected item, if
@@ -51110,8 +51027,7 @@ interface HTMLDataListElement : HTMLElement {
data-x="concept-option-label">label.
-
-
datalist . options
+
datalist.options
Returns an HTMLCollection of the option elements of the
@@ -51363,8 +51279,7 @@ interface HTMLOptionElement : HTMLElement {
-
-
option . selected
+
option.selected
Returns true if the element is selected, and false otherwise.
The defaultSelected argument sets the selected attribute.
-
The selected argument sets whether or not the element is selected. If it
- is omitted, even if the defaultSelected argument is true, the element is not
+
The selected argument sets whether or not the element is selected. If it is
+ omitted, even if the defaultSelected argument is true, the element is not
selected.
For a determinate progress bar (one with known current and maximum values), returns the
@@ -52838,18 +52745,13 @@ interface HTMLFieldSetElement : HTMLElement {
data-x="attr-fe-name">name attribute represents the element's name.
+
fieldset.type
-
fieldset . type
-
-
-
Returns the string "fieldset".
-
+
Returns the string "fieldset".
-
fieldset . elements
+
fieldset.elements
-
-
Returns an HTMLCollection of the form controls in the element.
-
+
Returns an HTMLCollection of the form controls in the element.
Can be set, to change the direction of the selection.
-
The possible values are "forward", "backward", and "none".
+
The possible values are "forward", "backward",
+ and "none".
-
element . setSelectionRange(start, end [, direction] )
+
element.setSelectionRange(start, end [, direction])
Changes the selection to cover the given substring in the given direction. If the direction
is omitted, it will be reset to be the platform default (none or forward).
-
element . setRangeText(replacement [, start, end [, selectionMode ] ] )
+
element.setRangeText(replacement [, start, end [, selectionMode ] ])
-
Replaces a range of text with the new text. If the start and end arguments are not provided, the range is assumed to be the selection.
+
Replaces a range of text with the new text. If the start and end
+ arguments are not provided, the range is assumed to be the selection.
-
The final argument determines how the selection will be set after the text has been
- replaced. The possible values are:
+
The final argument determines how the selection will be set after the text has been replaced.
+ The possible values are:
Returns true if the element will be validated when the form is submitted; false
otherwise.
-
element . setCustomValidity(message)
+
element.setCustomValidity(message)
Sets a custom error, so that the element would fail to validate. The given message is the
@@ -56200,83 +56096,71 @@ control.setSelectionRange(oldStart + prefix.length, oldEnd + prefix.length, oldD
If the argument is the empty string, clears the custom error.
-
element . validity . valueMissing
+
element.validity.valueMissing
-
-
Returns true if the element has no value but is a required field; false otherwise.
-
+
Returns true if the element has no value but is a required field; false
+ otherwise.
-
element . validity . typeMismatch
+
element.validity.typeMismatch
-
-
Returns true if the element's value is not in the correct syntax; false otherwise.
-
+
Returns true if the element's value is not in the correct syntax; false
+ otherwise.
-
element . validity . patternMismatch
+
element.validity.patternMismatch
-
-
Returns true if the element's value doesn't match the provided pattern; false otherwise.
-
+
Returns true if the element's value doesn't match the provided pattern; false
+ otherwise.
-
element . validity . tooLong
+
element.validity.tooLong
-
Returns true if the element's value is longer than the provided maximum length; false otherwise.
+
Returns true if the element's value is longer than the provided maximum length; false
+ otherwise.
-
element . validity . tooShort
+
element.validity.tooShort
Returns true if the element's value, if it is not the empty string, is shorter than the
provided minimum length; false otherwise.
-
element . validity . rangeUnderflow
+
element.validity.rangeUnderflow
-
-
Returns true if the element's value is lower than the provided minimum; false otherwise.
-
+
Returns true if the element's value is lower than the provided minimum; false
+ otherwise.
-
element . validity . rangeOverflow
+
element.validity.rangeOverflow
-
-
Returns true if the element's value is higher than the provided maximum; false otherwise.
-
+
Returns true if the element's value is higher than the provided maximum; false
+ otherwise.
-
element . validity . stepMismatch
+
element.validity.stepMismatch
-
-
Returns true if the element's value doesn't fit the rules given by the step attribute; false otherwise.
-
+
Returns true if the element's value doesn't fit the rules given by the step attribute; false otherwise.
-
element . validity . badInput
+
element.validity.badInput
Returns true if the user has provided input in the user interface that the user agent is
unable to convert to a value; false otherwise.
-
element . validity . customError
+
element.validity.customError
-
-
Returns true if the element has a custom error; false otherwise.
-
+
Returns true if the element has a custom error; false otherwise.
-
element . validity . valid
+
element.validity.valid
-
-
Returns true if the element's value has no validity problems; false otherwise.
-
+
Returns true if the element's value has no validity problems; false otherwise.
-
valid = element . checkValidity()
+
valid = element.checkValidity()
-
-
Returns true if the element's value has no validity problems; false otherwise. Fires an invalid event at the element in the latter case.
-
+
Returns true if the element's value has no validity problems; false otherwise. Fires an
+ invalid event at the element in the latter case.
-
valid = element . reportValidity()
+
valid = element.reportValidity()
Returns true if the element's value has no validity problems; otherwise, returns false, fires
@@ -56284,7 +56168,7 @@ control.setSelectionRange(oldStart + prefix.length, oldEnd + prefix.length, oldD
canceled) reports the problem to the user.
-
element . validationMessage
+
element.validationMessage
Returns the error message that would be shown to the user if the element was to be checked
@@ -57438,10 +57322,10 @@ dictionary SubmitEventInit : EventInit {
};
-
event . submitter
+
event.submitter
Returns the element representing the submit
- button that triggered the form submission, or null if the submission was
- not triggered by a button.
+ button that triggered the form submission, or null if the submission was not
+ triggered by a button.
Returns a FormData object representing names and values of elements associated
- to the target form. Operations on the FormData object will affect
- form data to be submitted.
+ to the target form. Operations on the FormData object will affect form
+ data to be submitted.
Returns slot's assigned nodes, if any, and slot's children
otherwise, and does the same for any slot elements encountered therein, recursively,
until there are no slot elements left.
-
slot . assignedElements()
+
slot.assignedElements()
Returns slot's assigned nodes, limited to elements.
-
slot . assignedElements({ flatten: true })
+
slot.assignedElements({ flatten: true })
Returns the same as assignedNodes({ flatten: true
}), limited to elements.
-
slot . assign(...nodes)
-
-
Set slot's manually assigned nodes to the given nodes.
-
+
slot.assign(...nodes)
+
Sets slot's manually assigned nodes to the given
+ nodes.
The name IDL
@@ -60495,7 +60370,7 @@ callback BlobCallback = undefined (Blob? blob);
Returns an object that exposes an API for drawing on the canvas. contextId
specifies the desired API: "2d", "BlobCallback = undefined (Blob? blob);
-
-
url = canvas . toDataURL( [ type [, quality ] ] )
+
url = canvas.toDataURL([ type [, quality ] ])
Returns a data: URL for the image in the
@@ -60682,7 +60556,7 @@ callback BlobCallback = undefined (Blob? blob);
which case the result might simply be "data:,".)
-
canvas . toBlob(callback [, type [, quality ] ] )
+
canvas.toBlob(callback [, type [, quality ] ])
Creates a Blob object representing a file containing the image in the canvas,
@@ -60695,16 +60569,15 @@ callback BlobCallback = undefined (Blob? blob);
indicating the desired quality level for the resulting image.
-
canvas . transferControlToOffscreen()
+
canvas.transferControlToOffscreen()
-
Returns a newly created OffscreenCanvas object that uses the
- canvas element as a placeholder. Once the canvas element has become a
- placeholder for an OffscreenCanvas object, its intrinsic size can no longer be
- changed, and it cannot have a rendering context. The content of the placeholder canvas is
- updated by calling the commit() method of the
- OffscreenCanvas object's rendering context.
+
Returns a newly created OffscreenCanvas object that uses the canvas
+ element as a placeholder. Once the canvas element has become a placeholder for an
+ OffscreenCanvas object, its intrinsic size can no longer be changed, and it cannot
+ have a rendering context. The content of the placeholder canvas is updated by calling the commit() method of the OffscreenCanvas
+ object's rendering context.
@@ -61140,17 +61011,15 @@ interface Path2D {
channel, or false if it was forced to be opaque.
desynchronized
- member is true if the context can be desynchronized.
+ member is true if the context can be desynchronized.
colorSpace member is
a string indicating the context's color
space.
-
willReadFrequently
- member is true if the context is marked for readback optimization.
+
willReadFrequently
+ member is true if the context is marked for readback
+ optimization.
@@ -61495,13 +61364,13 @@ context.fillRect(100,0,50,50); // only this square remains
depend on whether and how the rendering context is bound to a canvas element.
-
context . save()
+
context.save()
Pushes the current state onto the stack.
-
context . restore()
+
context.restore()
Pops the top state on the stack, restoring the context to that state.
-
context . reset()
+
context.reset()
Resets the rendering context, which includes the backing buffer, the drawing state stack,
path, and styles.
@@ -61537,9 +61406,8 @@ context.fillRect(100,0,50,50); // only this square remains
Line styles
-
-
context . lineWidth [ = value ]
-
styles . lineWidth [ = value ]
+
context.lineWidth [ = value ]
+
styles.lineWidth [ = value ]
Returns the current line width.
@@ -61548,8 +61416,8 @@ context.fillRect(100,0,50,50); // only this square remains
ignored.
-
context . lineCap [ = value ]
-
styles . lineCap [ = value ]
+
context.lineCap [ = value ]
+
styles.lineCap [ = value ]
Returns the current line cap style.
@@ -61560,8 +61428,8 @@ context.fillRect(100,0,50,50); // only this square remains
data-x="">round", and "square". Other values are ignored.
-
context . lineJoin [ = value ]
-
styles . lineJoin [ = value ]
+
context.lineJoin [ = value ]
+
styles.lineJoin [ = value ]
Returns the current line join style.
@@ -61572,8 +61440,8 @@ context.fillRect(100,0,50,50); // only this square remains
data-x="">round", and "miter". Other values are ignored.
-
context . miterLimit [ = value ]
-
styles . miterLimit [ = value ]
+
context.miterLimit [ = value ]
+
styles.miterLimit [ = value ]
Returns the current miter limit ratio.
@@ -61583,8 +61451,8 @@ context.fillRect(100,0,50,50); // only this square remains
-
context . setLineDash(segments)
-
styles . setLineDash(segments)
+
context.setLineDash(segments)
+
styles.setLineDash(segments)
Sets the current line dash pattern (as used when stroking). The argument is a list of
@@ -61592,8 +61460,8 @@ context.fillRect(100,0,50,50); // only this square remains
-
segments = context . getLineDash()
-
segments = styles . getLineDash()
+
segments = context.getLineDash()
+
segments = styles.getLineDash()
Returns a copy of the current line dash pattern. The array returned will always have an even
@@ -61601,8 +61469,8 @@ context.fillRect(100,0,50,50); // only this square remains
-
context . lineDashOffset
-
styles . lineDashOffset
+
context.lineDashOffset
+
styles.lineDashOffset
Returns the phase offset (in the same units as the line dash pattern).
Returns the current spacing between characters in the text.
@@ -62009,17 +61877,17 @@ transform. ack Shaun Morris. -->
apart, while negative values brings them closer together. The default is 0.
-
context . textWordSpacing [ = value ]
-
styles . textWordSpacing [ = value ]
+
context.textWordSpacing [ = value ]
+
styles.textWordSpacing [ = value ]
Returns the current spacing between words in the text.
-
Can be set, to change spacing between words. Postive values spreads words further
- apart, while negative values brings them closer together. The default is 0.
+
Can be set, to change spacing between words. Postive values spreads words further apart,
+ while negative values brings them closer together. The default is 0.
Can be set, to change the font variant caps. The possible values and their meanings are
- given below. Other values are ignored. The default is "Can be set, to change the font variant caps. The possible values and their meanings are given
+ below. Other values are ignored. The default is "normal".
-
context . textRendering [ = value ]
-
styles . textRendering [ = value ]
+
context.textRendering [ = value ]
+
styles.textRendering [ = value ]
Returns the current text rendering settings.
@@ -62653,48 +62521,45 @@ worker.postMessage(offscreenCanvas, [offscreenCanvas]);
data-x="concept-path">path must be initialized to zero subpaths.
+
context.moveTo(x, y)
+
path.moveTo(x, y)
-
context . moveTo(x, y)
-
path . moveTo(x, y)
+
Creates a new subpath with the given point.
-
-
Creates a new subpath with the given point.
-
-
-
context . closePath()
-
path . closePath()
+
context.closePath()
+
path.closePath()
Marks the current subpath as closed, and starts a new subpath with a point the same as the
start and end of the newly closed subpath.
-
context . lineTo(x, y)
-
path . lineTo(x, y)
+
context.lineTo(x, y)
+
path.lineTo(x, y)
Adds the given point to the current subpath, connected to the previous one by a straight
line.
-
context . quadraticCurveTo(cpx, cpy, x, y)
-
path . quadraticCurveTo(cpx, cpy, x, y)
+
context.quadraticCurveTo(cpx, cpy, x, y)
+
path.quadraticCurveTo(cpx, cpy, x, y)
Adds the given point to the current subpath, connected to the previous one by a quadratic
- Bézier curve with the given control point.
Adds an arc with the given control points and radius to the current subpath, connected to the
@@ -62706,9 +62571,9 @@ worker.postMessage(offscreenCanvas, [offscreenCanvas]);
-
-
-
+
+
+
Returns the current style used for stroking shapes.
@@ -64096,8 +63955,7 @@ try {
there are no stops, the gradient is transparent black.
-
-
gradient . addColorStop(offset, color)
+
gradient.addColorStop(offset, color)
Adds a color stop with the given color to the gradient at the given offset. 0.0 is the offset
@@ -64108,26 +63966,24 @@ try {
the color cannot be parsed.
Returns a CanvasGradient object that represents a
- linear gradient that paints along the line given by the
- coordinates represented by the arguments.
+
Returns a CanvasGradient object that represents a linear gradient that paints
+ along the line given by the coordinates represented by the arguments.
Returns a CanvasGradient object that represents a conic gradient that paints
clockwise along the rotation around the center represented by the arguments.
Returns a CanvasPattern object that uses the given image and repeats in the
@@ -64269,13 +64124,14 @@ try {
The allowed values for repetition are repeat (both
directions), repeat-x (horizontal only), repeat-y
- (vertical only), and no-repeat (neither). If the repetition argument is empty, the value repeat is used.
+ (vertical only), and no-repeat (neither). If the repetition
+ argument is empty, the value repeat is used.
If the image isn't yet fully decoded, then nothing is drawn. If the image is a canvas with no
data, throws an "InvalidStateError"DOMException.
-
pattern . setTransform(transform)
+
pattern.setTransform(transform)
Sets the transformation matrix that will be used when rendering the pattern during a fill or
@@ -64413,20 +64269,16 @@ try {
+
context.clearRect(x, y, w, h)
-
context . clearRect(x, y, w, h)
+
Clears all pixels on the bitmap in the given rectangle to transparent
+ black.
-
-
Clears all pixels on the bitmap in the given rectangle to transparent black.
-
+
context.fillRect(x, y, w, h)
-
context . fillRect(x, y, w, h)
+
Paints the given rectangle onto the bitmap, using the current fill style.
-
-
Paints the given rectangle onto the bitmap, using the current fill style.
-
-
-
context . strokeRect(x, y, w, h)
+
context.strokeRect(x, y, w, h)
Paints the box that outlines the given rectangle onto the bitmap, using the current stroke
@@ -64501,37 +64353,35 @@ try {
-
context . fillText(text, x, y [, maxWidth ] )
-
context . strokeText(text, x, y [, maxWidth ] )
+
context.fillText(text, x, y [, maxWidth ])
+
context.strokeText(text, x, y [, maxWidth ])
Fills or strokes (respectively) the given text at the given position. If a maximum width is
provided, the text will be scaled to fit that width if necessary.
-
metrics = context . measureText(text)
+
metrics = context.measureText(text)
Returns a TextMetrics object with the metrics of the given text in the current
font.
-
metrics . width
-
metrics . actualBoundingBoxLeft
-
metrics . actualBoundingBoxRight
-
metrics . fontBoundingBoxAscent
-
metrics . fontBoundingBoxDescent
-
metrics . actualBoundingBoxAscent
-
metrics . actualBoundingBoxDescent
-
metrics . emHeightAscent
-
metrics . emHeightDescent
-
metrics . hangingBaseline
-
metrics . alphabeticBaseline
-
metrics . ideographicBaseline
+
metrics.width
+
metrics.actualBoundingBoxLeft
+
metrics.actualBoundingBoxRight
+
metrics.fontBoundingBoxAscent
+
metrics.fontBoundingBoxDescent
+
metrics.actualBoundingBoxAscent
+
metrics.actualBoundingBoxDescent
+
metrics.emHeightAscent
+
metrics.emHeightDescent
+
metrics.hangingBaseline
+
metrics.alphabeticBaseline
+
metrics.ideographicBaseline
-
-
Returns the measurement described below.
-
+
Returns the measurement described below.
@@ -64737,15 +64587,12 @@ try {
data-x="concept-path">path, as described above.
+
context.beginPath()
-
context . beginPath()
+
Resets the current default path.
-
-
Resets the current default path.
-
-
-
context . fill( [ fillRule ] )
-
context . fill(path [, fillRule ] )
+
context.fill([ fillRule ])
+
context.fill(path [, fillRule ])
Fills the subpaths of the current default path or the given path with the
@@ -64753,8 +64600,8 @@ try {
-
context . stroke()
-
context . stroke(path)
+
context.stroke()
+
context.stroke(path)
Strokes the subpaths of the current default path or the given path with the
@@ -64762,8 +64609,8 @@ try {
-
context . clip( [ fillRule ] )
-
context . clip(path [, fillRule ] )
+
context.clip([ fillRule ])
+
context.clip(path [, fillRule ])
Further constrains the clipping region to the current default path or the given
@@ -64771,8 +64618,8 @@ try {
-
context . isPointInPath(x, y [, fillRule ] )
-
context . isPointInPath(path, x, y [, fillRule ] )
+
context.isPointInPath(x, y [, fillRule ])
+
context.isPointInPath(path, x, y [, fillRule ])
Returns true if the given point is in the current default path or the given
@@ -64780,8 +64627,8 @@ try {
-
context . isPointInStroke(x, y)
-
context . isPointInStroke(path, x, y)
+
context.isPointInStroke(x, y)
+
context.isPointInStroke(path, x, y)
Returns true if the given point would be in the region covered by the stroke of the
@@ -64964,9 +64811,8 @@ try {
Drawing focus rings and scrolling paths into view
-
-
context . drawFocusIfNeeded(element)
-
context . drawFocusIfNeeded(path, element)
+
context.drawFocusIfNeeded(element)
+
context.drawFocusIfNeeded(path, element)
If the given element is focused, draws a focus ring around the current
@@ -64974,8 +64820,8 @@ try {
-
context . scrollPathIntoView()
-
context . scrollPathIntoView(path)
+
context.scrollPathIntoView()
+
context.scrollPathIntoView(path)
Scrolls the current default path or the given path into view. This is especially
@@ -65083,16 +64929,18 @@ try {
Draws the given image onto the canvas. The arguments are
- interpreted as follows:
+
Draws the given image onto the canvas. The arguments are interpreted as follows:
-
+
If the image isn't yet fully decoded, then nothing is drawn. If the image is a canvas with no
data, throws an "InvalidStateError"DOMException.
@@ -65210,17 +65058,17 @@ try {
Pixel manipulation
-
imagedata = new ImageData(sw, sh [, settings])
+
imagedata = new ImageData(sw, sh [, settings])
Returns an ImageData object with the given dimensions and the color space
- indicated by settings. All the pixels in the returned object are
- transparent black.
+ indicated by settings. All the pixels in the returned object are transparent
+ black.
Throws an "IndexSizeError"DOMException if either of
the width or height arguments are zero.
-
imagedata = new ImageData(data, sw [, sh [, settings ] ])
+
imagedata = new ImageData(data, sw [, sh [, settings ] ])
Returns an ImageData object using the data provided in the Uint8ClampedArray argument, interpreted using the given
@@ -65234,11 +65082,11 @@ try {
data and dimensions can't be interpreted consistently, or if either dimension is zero.
-
imagedata = context . createImageData(imagedata)
+
imagedata = context.createImageData(imagedata)
Returns an ImageData object with the same dimensions and color space as the
argument. All the pixels in the returned object are transparent black.
-
imagedata = context . createImageData(sw, sh [, settings])
+
imagedata = context.createImageData(sw, sh [, settings])
Returns an ImageData object with the given dimensions. The color space of the
returned object is the color space of
@@ -65249,7 +65097,7 @@ try {
the width or height arguments are zero.
-
imagedata = context . getImageData(sx, sy, sw, sh [, settings])
+
imagedata = context.getImageData(sx, sy, sw, sh [, settings])
Returns an ImageData object containing the image data for the given rectangle of
the bitmap. The color space of the returned object is the
-
imagedata . width
-
imagedata . height
+
imagedata.width
+
imagedata.height
Returns the actual dimensions of the data in the ImageData object, in
pixels.
-
imagedata . data
+
imagedata.data
Returns the one-dimensional array containing the data in RGBA order, as integers in the
range 0 to 255.
Returns an ImageBitmapRenderingContext object that is permanently bound to a
@@ -66279,15 +66121,11 @@ dictionary ImageBitmapRenderingContextSettings {
provided and set to false, then the canvas is forced to always be opaque.
-
context . canvas
+
context.canvas
-
-
Returns the canvas element that the context is bound to.
-
+
Returns the canvas element that the context is bound to.
-
context . transferFromImageBitmap(imageBitmap)
+
context.transferFromImageBitmap(imageBitmap)
Transfers the underlying bitmap data
@@ -66295,12 +66133,11 @@ dictionary ImageBitmapRenderingContextSettings {
canvas element to which context is bound.
-
context . transferFromImageBitmap(null)
+
context.transferFromImageBitmap(null)
-
Replaces contents of the canvas element to which context
- is bound with a transparent black bitmap whose size corresponds to the Replaces contents of the canvas element to which context is bound
+ with a transparent black bitmap whose size corresponds to the width and height
content attributes of the canvas element.
@@ -66517,27 +66354,25 @@ interface OffscreenCanvas : EventTarget {
for offscreen canvases is defined in this specification.
-
offscreenCanvas = new OffscreenCanvas(width,
- height)
+
offscreenCanvas = new OffscreenCanvas(width,
+ height)
Returns a new OffscreenCanvas object that is not linked to a placeholder canvas element, and
- whose bitmap's size is determined by the width and height arguments.
+ data-x="offscreencanvas-placeholder">placeholder canvas element, and whose
+ bitmap's size is determined by the width and height arguments.
Returns an object that exposes an API for drawing on the OffscreenCanvas
- object. contextId specifies the desired API: "Returns an object that exposes an API for drawing on the OffscreenCanvas object.
+ contextId specifies the desired API: "2d", "bitmaprenderer", "webgl", "webgl2", or "webgpu". options is handled by
- that API.
+ data-x="offscreen-context-type-webgpu">webgpu". options is handled by that
+ API.
This specification defines the "2d" context below,
which is similar but distinct from the "2d"
@@ -66753,11 +66588,11 @@ interface OffscreenCanvas : EventTarget {
-
offscreenCanvas . width [
- = value ]
+
offscreenCanvas.width [
+ = value ]
-
offscreenCanvas . height [
- = value ]
+
offscreenCanvas.height [
+ = value ]
These attributes return the dimensions of the OffscreenCanvas object's OffscreenCanvas : EventTarget {
object's rendering context.
Returns a promise that will fulfill with a new Blob object representing a file
containing the image in the OffscreenCanvas object.
The argument, if provided, is a dictionary that controls the encoding options of the image
- file to be created. The type
- field specifies the file format and has a default value of "image/png"; that type
- is also used if the requested type isn't supported. If the image format supports variable
- quality (such as "image/jpeg"), then the quality field is a number in the range 0.0
- to 1.0 inclusive indicating the desired quality level for the resulting image.
+ file to be created. The type field specifies the
+ file format and has a default value of "image/png"; that type is also used if the
+ requested type isn't supported. If the image format supports variable quality (such as
+ "image/jpeg"), then the quality
+ field is a number in the range 0.0 to 1.0 inclusive indicating the desired quality level for the
+ resulting image.
-
canvas . transferToImageBitmap()
+
canvas.transferToImageBitmap()
Returns a newly created ImageBitmap object with the image in the
@@ -66983,23 +66816,19 @@ interface OffscreenCanvasRenderingContext2D {
from which the OffscreenCanvasRenderingContext2D object was created.
-
-
offscreenCanvasRenderingContext2D . commit()
+
offscreenCanvasRenderingContext2D.commit()
-
Copies the rendering context's bitmap to
- the bitmap of the placeholder canvas
+
Copies the rendering context's bitmap to the
+ bitmap of the placeholder canvas
element of the associated OffscreenCanvas object. The copy
operation is synchronous. Calling this method is not needed for the transfer, since it happens
automatically during the event loop execution.
Defines a new custom element, mapping the given name to the given constructor as
a customized built-in element for the element type identified by the
@@ -68218,16 +68045,12 @@ dictionary ElementDefinitionOptions {
DOMException will be thrown upon trying to extend a custom element or
an unknown element.
-
window . customElements . get(name)
+
window.customElements.get(name)
-
Retrieves the custom element constructor defined for the given name. Returns undefined if there is no
- custom element definition with the given name.
+
Retrieves the custom element constructor defined for the given name. Returns undefined if there is no
+ custom element definition with the given name.
-
window . customElements . whenDefined(name)
+
window.customElements.whenDefined(name)
Returns a promise that will be fulfilled with the custom element's constructor
when a custom element becomes defined with the given name. (If such a custom
@@ -68235,8 +68058,7 @@ dictionary ElementDefinitionOptions {
promise rejected with a "SyntaxError"DOMException if not
given a valid custom element name.
-
window . customElements . upgrade(root)
+
window.customElements.upgrade(root)
Tries to upgrade all shadow-including
inclusive descendant elements of root, even if they are not
@@ -69059,7 +68881,7 @@ customElements.define("x-foo", class extends HTMLElement {
control over internal features which the user agent provides to all elements.
-
element . attachInternals()
+
element.attachInternals()
Returns an ElementInternals object targeting the custom elementelement. Throws an exception if element is not a custom
@@ -69158,11 +68980,10 @@ dictionary ValidityStateFlags {
Shadow root access
-
internals . shadowRoot
-
Returns the ShadowRoot for internals's
- target element, if the
- target element is a shadow host, or null
- otherwise.
+
internals.shadowRoot
+
Returns the ShadowRoot for internals's target element, if the target
+ element is a shadow host, or null otherwise.
Marks internals's target element as
suffering from the constraints indicated by the flags argument, and sets the element's
validation message to message. If anchor is specified, the user agent might
@@ -69221,40 +69042,39 @@ dictionary ValidityStateFlags {
interactively or reportValidity() is
called.
-
internals . setValidity({})
+
internals.setValidity({})
Marks internals's target element as
satisfying its constraints.
-
internals .
- willValidate
+
internals .
+ willValidate
-
Returns true if internals's
- target element will be validated when the form is
- submitted; false otherwise.
+
Returns true if internals's target
+ element will be validated when the form is submitted; false otherwise.
-
internals . validity
-
Returns the ValidityState object for internals's
- target element.
+
internals.validity
+
Returns the ValidityState object for internals's target element.
-
internals .
- validationMessage
-
Returns the error message that would be shown to the user if internals's
- target element was to be checked for validity.
+
internals .
+ validationMessage
+
Returns the error message that would be shown to the user if internals's target element was to be checked for validity.
-
valid = internals .
- checkValidity()
+
valid = internals .
+ checkValidity()
Returns true if internals's target
element has no validity problems; false otherwise. Fires an invalid event at the element in the latter case.
-
valid = internals .
- reportValidity()
+
valid = internals .
+ reportValidity()
Returns true if internals's target
element has no validity problems; otherwise, returns false, fires an invalid event at the element, and (if the event isn't canceled)
reports the problem to the user.
-
internals . labels
+
internals.labels
Returns a NodeList of all the label elements that
internals's target element is associated
with.
Sets or retrieves the default ARIA role for internals's target element, which will be used unless the page author
overrides it using the role attribute.
Sets or retrieves various default ARIA states or property values for
internals's target element, which will be used
unless the page author overrides them using the aria-*
@@ -74324,12 +74144,9 @@ END:VCARD
-->
+
element.click()
-
element . click()
-
-
-
Acts as if the element was clicked.
-
+
Acts as if the element was clicked.
@@ -75557,9 +75374,7 @@ END:VCARD
};
-
-
documentOrShadowRoot . activeElement
+
documentOrShadowRoot.activeElement
Returns the deepest element in the document through which or to which key events are being
@@ -75573,22 +75388,21 @@ END:VCARD
iframe's node document.
Similarly, when the focused element is in a different node tree than
- documentOrShadowRoot, the element returned will be the
- host that's located in the same
- node tree as documentOrShadowRoot if documentOrShadowRoot
- is a shadow-including inclusive ancestor of the focused element, and null if
- not.
+ documentOrShadowRoot, the element returned will be the host that's located in the same node
+ tree as documentOrShadowRoot if documentOrShadowRoot is a
+ shadow-including inclusive ancestor of the focused element, and null if not.
-
document . hasFocus()
+
document.hasFocus()
Returns true if key events are being routed through or to the document; otherwise, returns
- false. Roughly speaking, this corresponds to the document, or a document nested inside this
- one, being focused.
+ false. Roughly speaking, this corresponds to the document, or a document nested inside this one,
+ being focused.
-
window . focus()
+
window.focus()
@@ -75597,15 +75411,12 @@ END:VCARD
-
element . focus([ { preventScroll: true } ])
+
element.focus([ { preventScroll: true } ])
Moves the focus to the element.
@@ -75618,7 +75429,7 @@ END:VCARD
prevents this behavior.
-
element . blur()
+
element.blur()
Moves the focus to the viewport. Use of this method is discouraged; if you want
@@ -75638,8 +75449,8 @@ END:VCARD
-
For example, to hide the outline from textarea elements and instead use
- a yellow background to indicate focus, you could use:
+
For example, to hide the outline from textarea elements and instead use a
+ yellow background to indicate focus, you could use:
Opens a window to show url (defaults to about:blank), and returns it.
@@ -80722,7 +80499,7 @@ dictionary WindowPostMessageOptions : PostMessageOpt
rendering of the new window.
Returns the indicated element or collection of elements.
@@ -81358,35 +81125,23 @@ interface BarProp {
};
-
window . locationbar . visible
-
-
Returns true if the location bar is visible; otherwise, returns false.
-
+
window.locationbar.visible
+
Returns true if the location bar is visible; otherwise, returns false.
-
window . menubar . visible
-
-
Returns true if the menu bar is visible; otherwise, returns false.
-
+
window.menubar.visible
+
Returns true if the menu bar is visible; otherwise, returns false.
-
window . personalbar . visible
-
-
Returns true if the personal bar is visible; otherwise, returns false.
-
+
window.personalbar.visible
+
Returns true if the personal bar is visible; otherwise, returns false.
-
window . scrollbars . visible
-
-
Returns true if the scrollbars are visible; otherwise, returns false.
-
+
window.scrollbars.visible
+
Returns true if the scrollbars are visible; otherwise, returns false.
-
window . statusbar . visible
-
-
Returns true if the status bar is visible; otherwise, returns false.
-
+
window.statusbar.visible
+
Returns true if the status bar is visible; otherwise, returns false.
-
window . toolbar . visible
-
-
Returns true if the toolbar is visible; otherwise, returns false.
-
+
window.toolbar.visible
+
Returns true if the toolbar is visible; otherwise, returns false.
@@ -82206,8 +81961,7 @@ interface BarProp {
Relaxing the same-origin restriction
-
-
document . domain [ = domain ]
+
document.domain [ = domain ]
Returns the current domain used for security checks.
@@ -82442,7 +82196,7 @@ interface BarProp {
Origin-keyed agent clusters
-
window . originAgentCluster
+
window.originAgentCluster
Returns true if this Window belongs to an agent cluster which is
@@ -84693,14 +84447,11 @@ interface History {
};
+
window.history.length
-
window . history . length
+
Returns the number of entries in the joint session history.
-
-
Returns the number of entries in the joint session history.
-
-
-
window . history . scrollRestoration [ = value ]
+
window.history.scrollRestoration [ = value ]
Returns the scroll restoration mode of the
@@ -84710,23 +84461,22 @@ interface History {
mode of the current entry in the session history.
-
window . history . state
+
window.history.state
-
-
Returns the current serialized state, deserialized into an object.
-
+
Returns the current serialized state, deserialized into an object.
-
window . history . go( [ delta ] )
+
window.history.go([ delta ])
-
Goes back or forward the specified number of steps in the joint session history.
+
Goes back or forward the specified number of steps in the joint session
+ history.
A zero delta will reload the current page.
If the delta is out of range, does nothing.
-
window . history . back()
+
window.history.back()
Goes back one step in the joint session history.
@@ -84734,7 +84484,7 @@ interface History {
If there is no previous page, does nothing.
-
window . history . forward()
+
window.history.forward()
Goes forward one step in the joint session history.
@@ -84742,7 +84492,7 @@ interface History {
If there is no next page, does nothing.
-
window . history . pushState(data, ""[, url])
+
window.history.pushState(data, ""[, url])
Pushes the given data onto the session history, and, if provided and not null, the given URL.
@@ -84750,7 +84500,7 @@ interface History {
string is traditional.)
-
window . history . replaceState(data, ""[, url])
+
window.history.replaceState(data, ""[, url])
Updates the current entry in the session history to have the given data, and if provided and
@@ -85341,9 +85091,8 @@ State: <OUTPUT NAME=I>1</OUTPUT> <INPUT VALUE="Increment" TYPE=BUTTON O
-
-
document . location [ = value ]
-
window . location [ = value ]
+
document.location [ = value ]
+
window.location [ = value ]
Returns a Location object with the current page's location.
@@ -85391,82 +85140,82 @@ interface Location { // but see also
-
Schedules a timeout to run handler every timeout
- milliseconds. Any arguments are passed straight through to the handler.
+
Schedules a timeout to run handler every timeout milliseconds. Any
+ arguments are passed straight through to the handler.
-
handle = self . setInterval( code [, timeout ] )
+
handle = self.setInterval(code [, timeout ])
-
Schedules a timeout to compile and run code every timeout milliseconds.
+
Schedules a timeout to compile and run code every timeout
+ milliseconds.
-
self . clearInterval( handle )
+
self.clearInterval(handle)
-
-
Cancels the timeout set with setInterval() or setTimeout() identified by handle.
-
+
Cancels the timeout set with setInterval() or setTimeout() identified by handle.
Timers can be nested; after five such nested timers, however, the interval is
@@ -96039,8 +95775,7 @@ scheduleWork(); // queues a task to do lots of work
Microtask queuing
-
self . queueMicrotask(callback)
+
self.queueMicrotask(callback)
Queues a microtask to run the given
callback.
@@ -96171,19 +95906,17 @@ function sendData(data) {
Simple dialogs
+
window.alert(message)
+
Displays a modal alert with the given message, and waits for the user to dismiss
+ it.
-
window . alert(message)
-
-
Displays a modal alert with the given message, and waits for the user to dismiss it.
-
-
-
result = window . confirm(message)
+
result = window.confirm(message)
Displays a modal OK/Cancel prompt with the given message, waits for the user to dismiss it,
and returns true if the user clicks OK and false if the user clicks Cancel.
-
result = window . prompt(message [, default] )
+
result = window.prompt(message [, default])
Displays a modal text control prompt with the given message, waits for the user to dismiss
it, and returns the value that the user entered. If the user cancels the prompt, then returns
@@ -96315,12 +96048,9 @@ function sendData(data) {
Printing
+
window.print()
-
window . print()
-
-
-
Prompts the user to print the page.
-
+
Prompts the user to print the page.
@@ -96477,42 +96207,33 @@ interface Navigator {
and unknown versions should always be assumed to be fully compliant.
-
self . navigator . appCodeName
+
self.navigator.appCodeName
Returns the string "Mozilla".
-
self . navigator . appName
+
self.navigator.appName
Returns the string "Netscape".
-
self . navigator . appVersion
+
self.navigator.appVersion
Returns the version of the browser.
-
self . navigator . platform
+
self.navigator.platform
Returns the name of the platform.
-
self . navigator . product
+
self.navigator.product
Returns the string "Gecko".
-
window . navigator . productSub
+
window.navigator.productSub
Returns either the string "20030107", or the string "20100101".
-
self . navigator . userAgent
+
self.navigator.userAgent
Returns the complete `User-Agent` header.
-
window . navigator . vendor
+
window.navigator.vendor
Returns either the empty string, the string "Apple Computer, Inc.",
or the string "Google Inc.".
Registers a handler for scheme at url. For example, an online telephone
messaging service could register itself as a handler of the %s" string is missing in url.
Returns false if setting a cookie will be ignored, and true otherwise.
-
+
Returns false if setting a cookie will be ignored, and true otherwise.
@@ -97069,11 +96784,12 @@ interface Navigator {
PDF viewing support
-
window . navigator . pdfViewerEnabled
+
window.navigator.pdfViewerEnabled
Returns true if the user agent supports inline viewing of PDF files when navigating to them, or false otherwise. In the latter case, PDF files
- will be handled by external software.
+ will be handled by external
+ software.
interface mixin NavigatorPlugins {
@@ -97391,14 +97107,13 @@ dictionary ImageBitmapOptions {
system RAM, the latency is probably acceptable.
promise = self.createImageBitmap(image, sx, sy, sw, sh [, options ])
Takes image, which can be an img element, an SVG
- image element, a video element, a canvas
- element, a Blob object, an ImageData object, or another
+ image element, a video element, a canvas element,
+ a Blob object, an ImageData object, or another
ImageBitmap object, and returns a promise that is resolved when a new
ImageBitmap is created.
@@ -97410,12 +97125,12 @@ dictionary ImageBitmapOptions {
transparent black. These coordinates are in the source image's pixel coordinate
space, not in CSS pixels.
-
If options is provided, the ImageBitmap object's bitmap
- data is modified according to options. For example,
- if the premultiplyAlpha
- option is set to "premultiply",
- the bitmap data's color channels are
- premultiplied by its alpha channel.
+
If options is provided, the ImageBitmap object's bitmap data is
+ modified according to options. For example, if the premultiplyAlpha option is set to "premultiply", the bitmap data's color channels are premultiplied by its alpha channel.
Rejects the promise with an "InvalidStateError"DOMException if the source image is not in a valid state (e.g., an img
@@ -97432,21 +97147,19 @@ dictionary ImageBitmapOptions {
origin).
-
imageBitmap . close()
+
imageBitmap.close()
-
-
Releases imageBitmap's underlying bitmap data.
-
+
Releases imageBitmap's underlying bitmap data.
-
imageBitmap . width
+
imageBitmap.width
Returns the intrinsic width of the image, in CSS
pixels.
-
imageBitmap . height
+
imageBitmap.height
Returns the intrinsic height of the image, in CSS
@@ -98138,28 +97851,25 @@ dictionary MessageEventInit : EventInit {
typedef (WindowProxy or MessagePort or ServiceWorker) MessageEventSource;
+
event.data
-
event . data
-
-
-
Returns the data of the message.
-
+
Returns the data of the message.
-
event . origin
+
event.origin
Returns the origin of the message, for server-sent events and
cross-document messaging.
-
event . lastEventId
+
event.lastEventId
-
Returns the last event ID string, for
- server-sent events.
+
Returns the last event ID string,
+ for server-sent events.
-
event . source
+
event.source
Returns the WindowProxy of the source window, for cross-document
@@ -98168,7 +97878,7 @@ typedef (WindowProxy or MessagePort or ServiceWo
SharedWorkerGlobalScope objects.
-
event . ports
+
event.ports
Returns the MessagePort array sent with the message, for cross-document
@@ -98342,10 +98052,9 @@ dictionary EventSourceInit {
Setting withCredentials to true
- will set the credentials mode
- for connection requests to url to "include".
+ will set the credentials mode for
+ connection requests to url to "include".
-
source . close()
+
source.close()
Aborts any instances of the fetch algorithm started for
@@ -98366,21 +98075,20 @@ dictionary EventSourceInit {
data-x="dom-EventSource-CLOSED">CLOSED.
-
source . url
+
source.url
-
-
Returns the URL providing the event stream.
-
+
Returns the URL providing the event
+ stream.
-
source . withCredentials
+
source.withCredentials
Returns true if the credentials mode
- for connection requests to the URL providing the
- event stream is set to "include", and false otherwise.
+ for connection requests to the URL providing the event
+ stream is set to "include", and false otherwise.
-
source . readyState
+
source.readyState
Returns the state of this EventSource object's connection. It can have the
@@ -99133,37 +98841,34 @@ interface WebSocket : EventTarget {
data-x="concept-websocket-url">url (a URL record).
-
-
socket = new WebSocket(url [, protocols ] )
+
socket = new WebSocket(url [, protocols ])
Creates a new WebSocket object, immediately establishing the associated
WebSocket connection.
url is a string giving the URL over which the connection is
established. Only "ws" or "wss" schemes are
- allowed; others will cause a "SyntaxError"
- DOMException. URLs with fragments
- will also cause such an exception.
-
-
protocols is either a string or an array of strings. If it is a string, it
- is equivalent to an array consisting of just that string; if it is omitted, it is equivalent to
- the empty array. Each string in the array is a subprotocol name. The connection will only be
- established if the server reports that it has selected one of these subprotocols. The subprotocol
- names have to match the requirements for elements that comprise the value of "SyntaxError" DOMException.
+ URLs with fragments will also cause such an
+ exception.
+
+
protocols is either a string or an array of strings. If it is a string, it is
+ equivalent to an array consisting of just that string; if it is omitted, it is equivalent to the
+ empty array. Each string in the array is a subprotocol name. The connection will only be
+ established if the server reports that it has selected one of these subprotocols. The
+ subprotocol names have to match the requirements for elements that comprise the value of Sec-WebSocket-Protocol fields as defined by
The WebSocket protocol.
-
socket . send( data )
-
+
socket.send(data)
Transmits data using the WebSocket connection. data can be a string, a
Blob, an ArrayBuffer, or an ArrayBufferView.
-
socket . close( [ code ] [, reason ] )
-
+
socket.close([ code ] [, reason ])
Closes the WebSocket connection, optionally using code as the WebSocket connection close code and
@@ -99171,22 +98876,19 @@ interface WebSocket : EventTarget {
close reason.
-
socket . url
-
+
socket.url
Returns the URL that was used to establish the
WebSocket connection.
-
socket . readyState
-
+
socket.readyState
Returns the state of the WebSocket object's connection. It can have the values
described below.
-
socket . bufferedAmount
-
+
socket.bufferedAmount
Returns the number of bytes of application data (UTF-8 text and binary data) that have been
queued using send() but not yet been transmitted to the
@@ -99197,34 +98899,25 @@ interface WebSocket : EventTarget {
to zero once the connection closes.)
-
socket . extensions
-
-
-
Returns the extensions selected by the server, if any.
-
-
-
socket . protocol
-
-
-
Returns the subprotocol selected by the server, if any. It can be used in conjunction with
- the array form of the constructor's second argument to perform subprotocol negotiation.
-
+
socket.extensions
+
Returns the extensions selected by the server, if any.
-
socket . binaryType [ = value ]
+
socket.protocol
+
Returns the subprotocol selected by the server, if any. It can be used in conjunction with
+ the array form of the constructor's second argument to perform subprotocol negotiation.
+
socket.binaryType [ = value ]
Returns a string that indicates how binary data from the WebSocket object is
exposed to scripts:
-
"blob"
-
-
Binary data is returned in Blob form.
-
+
"blob"
+
Binary data is returned in Blob form.
+
"arraybuffer"
-
-
Binary data is returned in ArrayBuffer form.
-
+
Binary data is returned in ArrayBuffer
+ form.
Can be set, to change how binary data is returned. The default is "CloseEventInit : EventInit {
};
+
event.wasClean
+
Returns true if the connection closed cleanly; false otherwise.
-
event . wasClean
-
-
Returns true if the connection closed cleanly; false otherwise.
-
+
event.code
+
Returns the WebSocket connection close code provided by the server.
-
event . code
-
-
Returns the WebSocket connection close code provided by the server.
-
-
-
event . reason
-
-
Returns the WebSocket connection close reason provided by the server.
-
+
event.reason
+
Returns the WebSocket connection close reason provided by the server.
@@ -100046,12 +99732,12 @@ function receiver(e) {
Posting messages
-
window . postMessage(message [, options ] )
+
window.postMessage(message [, options ])
Posts a message to the given window. Messages can be structured objects, e.g. nested objects
- and arrays, can contain JavaScript values (strings, numbers, Date
- objects, etc), and can contain certain data objects such as FileBlob,
+ and arrays, can contain JavaScript values (strings, numbers, Date objects, etc),
+ and can contain certain data objects such as FileBlob,
FileList, and ArrayBuffer objects.
Objects listed in the transfer member
@@ -100072,13 +99758,13 @@ function receiver(e) {
cloned.
-
window . postMessage(message, targetOrigin [, transfer ] )
+
window.postMessage(message, targetOrigin [, transfer ])
This is an alternate version of postMessage() where the target origin is specified
as a parameter. Calling window.postMessage(message, target, transfer) is
- equivalent to window.postMessage(message, {targetOrigin, transfer}).
+ equivalent to window.postMessage(message, {targetOrigin,
+ transfer}).
When posting a message to a Window of a browsing context
@@ -100417,24 +100103,20 @@ interface MessageChannel {
};
-
-
channel = new MessageChannel()
+
channel = new MessageChannel()
-
Returns a new MessageChannel object with two new MessagePort objects.
+
Returns a new MessageChannel object with two new MessagePort
+ objects.
Posts a message through the channel. Objects listed in transfer are
- transferred, not just cloned, meaning that they are no longer usable on the sending side.
+
Posts a message through the channel. Objects listed in transfer are transferred,
+ not just cloned, meaning that they are no longer usable on the sending side.
Throws a "DataCloneError"DOMException if
transfer contains duplicate objects or port, or if message
could not be cloned.
-
port . start()
+
port.start()
Begins dispatching messages received on the port.
-
port . close()
+
port.close()
Disconnects the port, so that it is no longer active.
Returns a new BroadcastChannel object via which messages for the given channel
name can be sent and received.
-
broadcastChannel . name
+
broadcastChannel.name
-
-
Returns the channel name (as passed to the constructor).
-
+
Returns the channel name (as passed to the constructor).
-
broadcastChannel . postMessage(message)
+
broadcastChannel.postMessage(message)
-
Sends the given message to other BroadcastChannel objects set up for this channel. Messages can be structured objects, e.g. nested objects and arrays.
+
Sends the given message to other BroadcastChannel objects set up for this
+ channel. Messages can be structured objects, e.g. nested objects and arrays.
-
broadcastChannel . close()
+
broadcastChannel.close()
-
-
Closes the BroadcastChannel object, opening it up to garbage collection.
-
+
Closes the BroadcastChannel object, opening it up to garbage
+ collection.
Returns dedicatedWorkerGlobal's name, i.e. the value given to the
- Worker constructor. Primarily useful for debugging.
+ Worker constructor. Primarily useful for debugging.
-
dedicatedWorkerGlobal . postMessage(message [,
- transfer ])
-
dedicatedWorkerGlobal . postMessage(message
- [, { transfer } ])
-
Clones message and transmits it to the Worker object associated with
- dedicatedWorkerGlobal. transfer can be passed as a list of objects that are
- to be transferred rather than cloned.
+
dedicatedWorkerGlobal.postMessage(message [,
+ transfer ])
+
dedicatedWorkerGlobal.postMessage(message
+ [, { transfer } ])
+
Clones message and transmits it to the Worker object associated
+ with dedicatedWorkerGlobal. transfer can be passed as a list of objects
+ that are to be transferred rather than cloned.
Returns sharedWorkerGlobal's name, i.e. the value given to the
SharedWorker constructor. Multiple SharedWorker objects can correspond
to the same shared worker (and SharedWorkerGlobalScope), by reusing the same
- name.
Returns a new Worker object. scriptURL will be fetched and executed
- in the background, creating a new global environment for which worker represents the
- communication channel. options can be used to define the worker = new Worker(scriptURL [, options ])
+
Returns a new Worker object. scriptURL will be fetched and
+ executed in the background, creating a new global environment for which worker
+ represents the communication channel. options can be used to define the name of that global environment via the name option, primarily for debugging purposes. It can also ensure this new
global environment supports JavaScript modules (specify type: "module"),
and if that is specified, can also be used to specify how scriptURL is fetched through
- the credentials option.
+ the credentials option.
-
worker . terminate()
+
worker.terminate()
Aborts worker's associated global environment.
-
worker . postMessage(message [, transfer ] )
-
worker . postMessage(message [, { transfer } ] )
-
Clones message and transmits it to worker's global environment.
+
worker.postMessage(message [, transfer ])
+
worker.postMessage(message [, { transfer } ])
+
Clones message and transmits it to worker's global environment.
transfer can be passed as a list of objects that are to be transferred rather than
- cloned.
sharedWorker = new SharedWorker(scriptURL [, name ])
-
Returns a new SharedWorker object. scriptURL will be fetched and
+
sharedWorker = new SharedWorker(scriptURL [, name ])
+
Returns a new SharedWorker object. scriptURL will be fetched and
executed in the background, creating a new global environment for which sharedWorker
represents the communication channel. name can be used to define the name of that global environment.
+ data-x="concept-WorkerGlobalScope-name">name of that global environment.
-
sharedWorker = new SharedWorker(scriptURL [, options ])
-
Returns a new SharedWorker object. scriptURL will be fetched and
+
sharedWorker = new SharedWorker(scriptURL [, options ])
+
Returns a new SharedWorker object. scriptURL will be fetched and
executed in the background, creating a new global environment for which sharedWorker
represents the communication channel. options can be used to define the name of that global environment via the SharedWorker : EventTarget {
modules (specify type: "module"), and if that is specified, can also be
used to specify how scriptURL is fetched through the credentials option. Note that attempting to construct a shared worker with
- options whose type or credentials
- values mismatch an existing shared worker will cause the returned sharedWorker to
- fire an error event and not connect to the existing shared worker.
+ options whose type or credentials values
+ mismatch an existing shared worker will cause the returned sharedWorker to fire an
+ error event and not connect to the existing shared worker.
-
sharedWorker . port
-
Returns sharedWorker's MessagePort object which can be used to
- communicate with the global environment.
+
sharedWorker.port
+
Returns sharedWorker's MessagePort object which can be used to
+ communicate with the global environment.
Removes the key/value pair with the given key, if a key/value pair with the given
@@ -103909,7 +103580,7 @@ interface Storage {
holding an equivalent Storage object.
-
storage . clear()
+
storage.clear()
Removes all key/value pairs, if there are any.
@@ -104098,7 +103769,7 @@ interface Storage {
Window includes WindowSessionStorage;
-
window . sessionStorage
+
window.sessionStorage
Returns the Storage object associated with that window's origin's
session storage area.
@@ -104158,15 +103829,15 @@ interface Storage {
-
window . localStorage
+
window.localStorage
Returns the Storage object associated with window's origin's local
storage area.
Throws a "SecurityError"DOMException if the
Document's origin is an opaque origin or if the request violates a policy
- decision (e.g., if the user agent is configured to not allow the page to persist data).
+ data-x="concept-origin-opaque">opaque origin or if the request violates a policy decision
+ (e.g., if the user agent is configured to not allow the page to persist data).
- 
- 
+ 
+ 