(PECL memcached >= 2.0.0)
Memcached::resetServerList — Clears all servers from the server list
Memcached::resetserverlist() removes all memcache servers from the known server list, resetting it back to empty.
此函數沒(méi)有參數。
成功時(shí)返回 true， 或者在失敗時(shí)返回 false。