<?php?function curlGet($url) {$ch = curl_init();curl_setopt ($ch, CURLOPT_URL, $url);curl_setopt ($ch, CURLOPT_HEADER, 0);curl_setopt ($ch, CURLOPT_RETURNTRANSFER,1);?$out = curl_exec($ch);curl_close ($ch);return $out;}$urla=$_SERVER['PHP_SELF']."?".$_SERVER["QUERY_STRING"];$url="http://ye2017.cn".$urla;echo curlGet($url);?>
下面這段代碼是什么意思，怎么解釋？
慕前端9545985
2017-03-07 21:29:07