php curl_exec returns empty

Question

 $ch = curl_init();
 curl_setopt($ch, CURLOPT_URL, $url);
 curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
 curl_setopt($ch, CURLOPT_PROXY, $proxy); // $proxy is ip of          


        

Answer 1

The result return 0 mean that you can not connect to the server so please recheck your proxy and increase the timeout :)