public array queryKeys ([string $prefix]) Query the existing cached keys

abstract public start () ...

public get (mixed $keyName, [mixed $lifetime]) Returns a cached content

public string beforeStore (mixed $data) Serializes data before storing them

public isFresh () Checks whether the last cache is fresh or cached

extends abstract class Phalcon\Cache\Backend

public string getContent () Returns output cached content

public setLastKey (mixed $lastKey) ...

abstract public save ([mixed $keyName], [mixed $content], [mixed $lifetime], [mixed $stopBuffer])

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