2020-02-16 标签:php,域名,转换,实际,函数,实现,代码,如下,url,http,sinaurl,cn,hbdsu,echo,unshorten,function,trim,headers

实现代码如下： $url = "http://sinaurl.cn/hbdsU5"; echo unshorten($url); function unshorten($url) { $url = trim($url); $headers = get_headers($url); $location