@@ -569,8 +569,8 @@ private static function get_slug_from_attribute( $duotone_attr ) {
 	 *
 	 * @since 6.3.0
 	 *
-	 * @param string $duotone_attr The duotone attribute from a block.
 	 * @param string|string[] $duotone_attr The duotone attribute from a block.
+	 * @return bool True if the duotone preset present and valid.
 	 */
 	private static function is_preset( $duotone_attr ) {
 		if ( ! is_string( $duotone_attr ) ) {
Original file line number	Diff line number	Diff line change
`@@ -569,8 +569,8 @@ private static function get_slug_from_attribute( $duotone_attr ) {`
`569`	`569`	`*`
`570`	`570`	`* @since 6.3.0`
`571`	`571`	`*`
`572`		`- * @param string $duotone_attr The duotone attribute from a block.`
`573`	`572`	`* @param string\|string[] $duotone_attr The duotone attribute from a block.`
	`573`	`+ * @return bool True if the duotone preset present and valid.`
`574`	`574`	`*/`
`575`	`575`	`private static function is_preset( $duotone_attr ) {`
`576`	`576`	`if ( ! is_string( $duotone_attr ) ) {`