(no version information, might be only in CVS)
Memcache::flush -- Flush all existing items at the server
Description
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.