PHP中获取当前页面的完整URL


javascript实现:

top.location.href   顶级窗口的地址
this.location.href 当前窗口的地址



PHP实现
#测试网址:     http://localhost/blog/testurl.php?id=5

//获取域名或主机地址

echo $_SERVER['HTTP_HOST']."<br>"; #localhost

//获取网页地址

echo $_SERVER['PHP_SELF']."<br>"; #/blog/testurl.php

//获取网址参数

echo $_SERVER["QUERY_STRING"]."<br>"; #id=5

//获取用户代理

echo $_SERVER['HTTP_REFERER']."<br>";

//获取完整的url
echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING'];
#http://localhost/blog/testurl.php?id=5

//包含端口号的完整url

echo 'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
#http://localhost:80/blog/testurl.php?id=5

//只取路径

$url='http://'.$_SERVER['SERVER_NAME'].$_SERVER["REQUEST_URI"];
echo dirname($url);
#http://localhost/blog




 

posted @ 2011-12-14 23:48 Bloguy 阅读(...) 评论(...) 编辑 收藏