:func::`memcached_flush` is used to wipe clean the contents of :program:`memcached` servers.
It will either do this immediately or expire the content based on the
expiration time passed to the method (a value of zero causes an immediate
:func::`memcached_flush` is used to wipe clean the contents of :program:`memcached` servers.
It will either do this immediately or expire the content based on the
expiration time passed to the method (a value of zero causes an immediate