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

2516	 * The dynamic portion of the hook name, `$transient`, refers to the transient name.2517	 *2518	 * @since 3.0.02519	 *2520	 * @param string $transient Transient name.2521	 */2522	do_action( "delete_site_transient_{$transient}", $transient );2523 2524	if ( wp_using_ext_object_cache() || wp_installing() ) {2525		$result = wp_cache_delete( $transient, 'site-transient' );2526	} else {2527		$option_timeout = '_site_transient_timeout_' . $transient;2528		$option         = '_site_transient_' . $transient;