php通过curl下载远程图片实例

$url = 'http://mf1905.com/upload/video_img/df3074c98ec5124ad47c52ff59f74e04_middle.jpeg';        function http_get_data($url) {                    $ch = curl_init ();          curl_setopt ( $ch, CURLOPT_CUSTOMREQUEST, 'GET' );          curl_setopt ( $ch, CURLOPT_SSL_VERIFYPEER, false );          curl_setopt ( $ch, CURLOPT_URL, $url );          ob_start ();          curl_exec ( $ch );          $return_content = ob_get_contents ();          ob_end_clean ();                    $return_code = curl_getinfo ( $ch, CURLINFO_HTTP_CODE );          return $return_content;      }            $return_content = http_get_data($url);      $filename = 'test.jpg';      $fp= @fopen($filename,"a"); //将文件绑定到流        fwrite($fp,$return_content); //写入文件