Fix: dropdown is the select, not its child.

joedolson · joedolson · commit 8ca599eae90e · 2025-10-31T13:33:51.000-05:00
diff --git a/src/wp-includes/widgets/class-wp-widget-categories.php b/src/wp-includes/widgets/class-wp-widget-categories.php
@@ -103,7 +103,7 @@ function onSelectChange() {
 			if ( 'escape' === dropdown.dataset.lastkey ) {
 				return;
 			}
-			if ( dropdown.value && parseInt( dropdown.value ) > 0 && dropdown.parentElement instanceof HTMLSelectElement ) {
+			if ( dropdown.value && parseInt( dropdown.value ) > 0 && dropdown instanceof HTMLSelectElement ) {
 				dropdown.parentElement.submit();
 			}
 		}, 250 );

Original file line number	Diff line number	Diff line change
`@@ -103,7 +103,7 @@ function onSelectChange() {`
`103`	`103`	`if ( 'escape' === dropdown.dataset.lastkey ) {`
`104`	`104`	`return;`
`105`	`105`	`}`
`106`		`- if ( dropdown.value && parseInt( dropdown.value ) > 0 && dropdown.parentElement instanceof HTMLSelectElement ) {`
	`106`	`+ if ( dropdown.value && parseInt( dropdown.value ) > 0 && dropdown instanceof HTMLSelectElement ) {`
`107`	`107`	`dropdown.parentElement.submit();`
`108`	`108`	`}`
`109`	`109`	`}, 250 );`