do_action( 'check_ajax_referer', string $action, false|int $result )

1437		 * @since 2.1.01438		 *1439		 * @param string    $action The Ajax nonce action.1440		 * @param false|int $result False if the nonce is invalid, 1 if the nonce is valid and generated between1441		 *                          0-12 hours ago, 2 if the nonce is valid and generated between 12-24 hours ago.1442		 */1443		do_action( 'check_ajax_referer', $action, $result );1444 1445		if ( $stop && false === $result ) {1446			if ( wp_doing_ajax() ) {1447				wp_die( -1, 403 );1448			} else {1449				die( '-1' );