Check if the IMAP stream is still active


(PHP 4, PHP 5)

imap_pingCheck if the IMAP stream is still active

Описание

bool imap_ping ( resource $imap_stream )

imap_ping() pings the stream to see if it's still active. It may discover new mail; this is the preferred method for a periodic "new mail check" as well as a "keep alive" for servers which have inactivity timeout.

Список параметров

imap_stream

Поток IMAP, полученный из imap_open().

Возвращаемые значения

Returns TRUE if the stream is still alive, FALSE otherwise.

Примеры

Пример #1 imap_ping() Example

<?php

$imap 
imap_open("{imap.example.org}""mailadmin""password");

// after some sleeping
if (!imap_ping($imap)) {
    
// do some stuff to reconnect
}

?>