跳至 [1] [2] [全屏预览] function getheaders($url,$timeout=2) { $ch=curl_init(); curl_setopt($ch,curlopt_url,$url); curl_setopt($ch,curlopt_header,true); curl_setopt($ch,curlopt_nobody,true); curl_setopt($ch,curlopt_returntransfer,true); curl_setopt($ch,curlopt_timeout,$timeout); $data=curl_exec($ch); curl_close($ch); if(empty($data)) return false; $headers=explode(\n,$data); foreach ($headers as $key=>$headerline){ if(strlen($headerline)>1){ if(strpos($headerline,':')!==false) $headers[stristr($headerline,':',true)]=trim(stristr($headerline,':'),': '); }else{ unset($headers[$key]); } } return $headers; }
2. [代码]返回值 跳至 [1] [2] [全屏预览] array( [0] => http/1.1 200 ok [1] => server: nws_ugc_hy [2] => connection: keep-alive [3] => date: tue, 14 jun 2016 13:27:28 gmt [4] => cache-control: max-age=600 [5] => expires: tue, 14 jun 2016 13:37:28 gmt [6] => last-modified: sun, 03 aug 2014 22:52:31 gmt [7] => content-type: application/octet-stream [8] => content-length: 102752 [9] => x-cache-lookup: hit from disktank [server] => nws_ugc_hy [connection] => keep-alive [date] => tue, 14 jun 2016 13:27:28 gmt [cache-control] => max-age=600 [expires] => tue, 14 jun 2016 13:37:28 gmt [last-modified] => sun, 03 aug 2014 22:52:31 gmt [content-type] => application/octet-stream [content-length] => 102752 [x-cache-lookup] => hit from disktank)