Vote

123.4.5.6:8091
12.3.4.56:8080
1.2.34.5:9080

  function get_random_proxy(){
      srand ((double)microtime()*1000000);
      $f_contents = file ("proxy.txt");
      $line = $f_contents[array_rand ($f_contents)];
      return $line;
  }
  
  function get_curl_proxy($url){
  
  $proxy_ip = get_random_proxy();
  $agent = "Mozilla/5.0 (X11; U; Linux i686; en-US) 
            AppleWebKit/532.4 (KHTML, like Gecko) 
            Chrome/4.0.233.0 Safari/532.4";
  $referer = "http://www.google.com/";

  $ch = curl_init();
  curl_setopt($ch, CURLOPT_URL, $url);
  curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1);
  curl_setopt($ch, CURLOPT_PROXY, $proxy_ip);
  curl_setopt($ch, CURLOPT_REFERER, $referer);
  curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
  curl_setopt($ch, CURLOPT_MAXREDIRS, 2);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
  curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
  curl_setopt($ch, CURLOPT_USERAGENT, $agent);
  
  $data = curl_exec($ch);
  curl_close($ch);
  
  return $data;
  }
  
  $u="http://example.com";
  
  echo get_curl_proxy($u);