wp-includes/class-wp-ajax-response.php:27Constructor - Passes args to WP_Ajax_Response::add().
$argsstring|arrayoptional'' public function __construct( $args = '' ) { if ( ! empty( $args ) ) { $this->add( $args ); } }Introduced in 2.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-ajax-response.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.