abstract public setLastKey (mixed $lastKey) ...

public getLifetime () Returns cache lifetime, always one second expiring content

public mixed increment (string $keyName, [long $value]) Atomic increment of a given key, by number

public save ([string $keyName], [string $content], [long $lifetime], [boolean $stopBuffer]) Stores

public boolean exists ([string | int $keyName], [long $lifetime]) Checks if cache exists

public isBuffering () Check whether if frontend is buffering output

public getKey (mixed $key) Return a file-system safe identifier for a given key

public flush () Immediately invalidates all existing items. Memcached does not support flush() per default. If you require

public serialize () Required for interface \Serializable

public mixed decrement ([string | int $keyName], [int $value]) Decrement of a given key