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PHP5中文手册

Memcache::flush

(PECL memcache:1.0-2.1.2)

Memcache::flush — Flush all existing items at the server

说明

bool Memcache::flush ( void )

Memcache::flush() immediately invalidates all existing items. Memcache::flush() doesn't actually free any resources, it only marks all the items as expired, so occupied memory will be overwritten by new items. Also you can use memcache_flush() function.

返回值

如果成功则返回 TRUE,失败则返回 FALSE

范例

Example#1 Memcache::flush() example

<?php

/* procedural API */
$memcache_obj memcache_connect('memcache_host'11211);

memcache_flush($memcache_obj);

/* OO API */

$memcache_obj = new Memcache;
$memcache_obj->connect('memcache_host'11211);

$memcache_obj->flush();

?>