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;

     }