PHP Manual: Clears IMAP cache

bool imap_gc ( resource $imap_stream , int $caches )

Purges the cache of entries of a specific type.

imap_stream: An IMAP stream returned by imap_open.
caches: Specifies the cache to purge. It may one or a combination of the following constants: IMAP_GC_ELT (message cache elements), IMAP_GC_ENV (envelope and bodies), IMAP_GC_TEXTS (texts).

Returns TRUE on success or FALSE on failure.

Example #1 imap_gc example


<?php

$mbox = imap_open("{imap.example.org:143}", "username", "password");

imap_gc($mbox, IMAP_GC_ELT);

?>