Stałe predefiniowane

**Memcache Constants**
Name	Description
`MEMCACHE_COMPRESSED` ( integer )	Used to turn on-the-fly data compression on with Memcache::set(), Memcache::add() i Memcache::replace().
`MEMCACHE_HAVE_SESSION` ( integer )	1 if this Memcache session handler is available, 0 otherwise.