do_action( "delete_transient_{$transient}", string $transient )

1383	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.1384	 *1385	 * @since 3.0.01386	 *1387	 * @param string $transient Transient name.1388	 */1389	do_action( "delete_transient_{$transient}", $transient );1390 1391	if ( wp_using_ext_object_cache() || wp_installing() ) {1392		$result = wp_cache_delete( $transient, 'transient' );1393	} else {1394		$option_timeout = '_transient_timeout_' . $transient;1395		$option         = '_transient_' . $transient;