$proxylist = array (
array("ip" => "110.4.12.173", "port" => "80"),
array("ip" => "108.165.33.13", "port" => "3128"),
array("ip" => "54.254.97.247", "port" => "3128"),
array("ip" => "117.135.244.41", "port" => "80000")
);
shuffle($proxylist);