CacheRedis::set PHP Method

    public function set($name, $value, $expire = null)
    {
        N('cache_write', 1);
        if (is_null($expire)) {
            $expire = $this->options['expire'];
        }
        $name = $this->options['prefix'] . $name;
        if (is_int($expire)) {
            $result = $this->handler->setex($name, $expire, $value);
        } else {
            $result = $this->handler->set($name, $value);
        }
        if ($result && $this->options['length'] > 0) {
            // 记录缓存队列
            $this->queue($name);
        }
        return $result;
    }