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();
?>
