PHP中获取当前URL <ｓｃｒｉｐｔ type="text/javascript">var a = top.location.href; //顶级窗口的地址var b = this.location.href; //当前窗口的地址document.write('顶级窗口的地址:'+a+'
当前窗口的地址:'+b+'
');';echo $_SERVER['HTTP_HOST']."
";echo '获取网页地址:
';echo $_SERVER['PHP_SELF']."
";echo '获取网址参数:
';echo $_SERVER["QUERY_STRING"]."
";echo '获取完整的url:
';echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']."
";echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING']."
";echo '包含端口号的完整url:
';echo 'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"]."
";$url='http://'.$_SERVER['SERVER_NAME'].$_SERVER["REQUEST_URI"]."
";echo dirname($url);?>
效果图：
