protected function appendValue($key, $value, $expiration = 0)
    {
        if ($this->redis->exists($key)) {
            $this->redis->append($key, $value);

            return $this->redis->expire($key, $expiration);
        }

        return $this->redis->setex($key, $expiration, $value);
    }
protected function appendValue($key, $value, $expiration = 0)
    {
        if ($this->redis->exists($key)) {
            $this->redis->append($key, $value);

            return $this->redis->expire($key, $expiration);
        }

        return $this->redis->setex($key, $expiration, $value);
    }
protected function appendValue ( $ key , $ value , $ expiration = 0 ) { if ( $ this -> redis -> exists ( $ key ) ) { $ this -> redis -> append ( $ key , $ value ) ; return $ this -> redis -> expire ( $ key , $ expiration ) ; } return $ this -> redis -> setex ( $ key , $ expiration , $ value ) ; }
Appends data to an existing item on the Redis server.

@param  string $key
@param  string $value
@param  int    $expiration
@return bool
Appends data to an existing item on the Redis server .