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docs(flag): add UseShortOptionHandling description #1956

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merged 3 commits into from
Aug 13, 2024
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docs(flag): add UseShortOptionHandling description #1956

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43eafe1
docs(flag): add `UseShortOptionHandling` description
BlackHole1 Jul 18, 2024
376a256
Update docs/v2/examples/flags.md
BlackHole1 Aug 12, 2024
584e28a
Merge branch 'v2-maint' into improve-flags-docs
BlackHole1 Aug 12, 2024
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8 changes: 6 additions & 2 deletions docs/v2/examples/flags.md
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Expand Up @@ -104,9 +104,11 @@ See full list of flags at https://pkg.go.dev/github.com/urfave/cli/v2

For bool flags you can specify the flag multiple times to get a count(e.g -v -v -v or -vvv)

> If you want to support the `-vvv` flag, you need to set `App.UseShortOptionHandling`.

<!-- {
"args": ["&#45;&#45;foo", "&#45;&#45;foo"],
"output": "count 2"
"args": ["&#45;&#45;foo", "&#45;&#45;foo", "&#45;fff", "&#45;f"],
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"output": "count 6"
} -->
```go
package main
Expand All @@ -123,10 +125,12 @@ func main() {
var count int

app := &cli.App{
UseShortOptionHandling: true,
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "foo",
Usage: "foo greeting",
Aliases: []string{"f"},
Count: &count,
},
},
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