imap_ping
(PHP 4, PHP 5, PHP 7)
imap_ping — Check if the IMAP stream is still active
Opis
imap_ping
( resource
$imap_stream
) : boolimap_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.
Zwracane wartości
Returns TRUE if the stream is still alive, FALSE otherwise.
Przykłady
Przykład #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
}
?>
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