diff --git a/src/data/Source.ts b/src/data/Source.ts
index 95a341041f..adbeeaf551 100644
--- a/src/data/Source.ts
+++ b/src/data/Source.ts
@@ -271,7 +271,7 @@ export function detectSourceFormat(data: DatasetOption['source']): SourceFormat
if (item == null) {
continue;
}
- else if (isArray(item)) {
+ else if (isArray(item) || isTypedArray(item)) {
sourceFormat = SOURCE_FORMAT_ARRAY_ROWS;
break;
}
diff --git a/test/dataset-source-two-typed-array.html b/test/dataset-source-two-typed-array.html
new file mode 100644
index 0000000000..f2c1cc8f01
--- /dev/null
+++ b/test/dataset-source-two-typed-array.html
@@ -0,0 +1,271 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file