php curl请求页面数据

　　　/**
     *
     * [curl_post post方式请求]
     *
     * @param  [type] $url  [description]
     *
     * @param  string $data [description]
     *
     * @return [type]       [description]
     *
     */


    protected function curl_post($url,$data='')

    {

        if(empty($url) || empty($data)){

            return false;

        }

        $postUrl = $url;

        $curlPost = $data;

        //初始化curl

        $ch = curl_init();

        //抓取指定网页

        curl_setopt($ch, CURLOPT_URL,$postUrl);

        //设置header

        curl_setopt($ch, CURLOPT_HEADER, 0);

        //要求结果为字符串且输出到屏幕上

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

        //post提交方式

        curl_setopt($ch, CURLOPT_POST, 1);

        curl_setopt($ch, CURLOPT_POSTFIELDS, $curlPost);

        //运行curl

        $data = curl_exec($ch);

        curl_close($ch);

        

        return $data;

    }

    /**
     *
     * [curl_get get方式请求]
     *
     * @param  [type] $url  [description]
     *
     * @param  string $data [description]
     *
     * @return [type]       [description]
     *
     */

    protected function curl_get($url,$data='')

    {

        if(empty($url)){

            return false;

        }

        //初始化

        $ch = curl_init();



        curl_setopt($ch, CURLOPT_URL,$url);

        // 执行后不直接打印出来

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

        curl_setopt($ch, CURLOPT_HEADER, false);

        // 跳过证书检查

        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

        // 不从证书中检查SSL加密算法是否存在

        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);



        //执行并获取HTML文档内容

        $output = curl_exec($ch);



        //释放curl句柄

        curl_close($ch);

        $output = json_decode($output,1);

        return $output;

    }