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();

?>


	PHP5中文手册 Memcache::delete Memcache::get Memcache PHP Manual 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(); ?>` Memcache::delete Memcache::get Memcache PHP Manual