PHP. Руководство по PHP. 2005
Memcache::close
Memcache::close
Description
bool Memcache::close (void)Memcache::close() closes connection to memcached
server. This function doesn't close persistent connections, which are
closed only during web-server shutdown/restart.
Also you can use memcache_close() function.
See example below.
Memcache::close() returns FALSE if an error occured.
See also
Memcache::connect(),
Memcache::pconnect().
Memcache::add
Memcache::connect
Отвечу на любые вопросы. С уважением, Дмитрий Владимирович.