php短域名转换为实际域名函数_PHP教程
- WBOY原创
- 2016-07-21 15:32:181086浏览
复制代码 代码如下:
$url = "http://sinaurl.cn/hbdsU5";
echo unshorten($url);
function unshorten($url) {
$url = trim($url);
$headers = get_headers($url);
$location = $url;
$short = false;
foreach($headers as $head) {
if($head=="HTTP/1.1 302 Found") $short = true;
if($short && startwith($head,"Location: ")) {
$location = substr($head,10);
}
}
return $location;
}
function startwith($Haystack, $Needle){
return strpos($Haystack, $Needle) === 0;
}
声明：
本文内容由网友自发贡献，版权归原作者所有，本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容，请联系admin@php.cn