function version() {
        if ($this->version == null) {
            $this->version = intval($this->fetch(self::TR8N_VERSION_KEY, Config::instance()->configValue("cache.version", 1)));
        }
        return $this->version;
    }
function version() {
        if ($this->version == null) {
            $this->version = intval($this->fetch(self::TR8N_VERSION_KEY, Config::instance()->configValue("cache.version", 1)));
        }
        return $this->version;
    }
function version ( ) { if ( $ this -> version == null ) { $ this -> version = intval ( $ this -> fetch ( self :: TR8N_VERSION_KEY , Config :: instance ( ) -> configValue ( "cache.version" , 1 ) ) ) ; } return $ this -> version ; }
Returns current cache version

@return integer
Returns current cache version