//获取域名或主机地址
echo $_SERVER['HTTP_HOST']."<br>"; #jiqing.nikon.com//获取网页地址
echo $_SERVER['PHP_SELF']."<br>"; #/Home/picture//获取网址参数
echo $_SERVER["QUERY_STRING"]."<br>"; #machine_type_id=2//获取用户代理
echo $_SERVER['HTTP_REFERER']."<br>"; #http://jiqing.nikon.com/index.php/Home/index//获取完整的url
echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']."<br>"; # http://jiqing.nikon.com/index.php/Home/picture?machine_type_id=2echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING']."<br>"; #http://jiqing.nikon.com/Home/picture?machine_type_id=2//包含端口号的完整url
echo 'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"]."<br>";#http://jiqing.nikon.com:80/index.php/Home/picture?machine_type_id=2//只取路径
echo 'http://'.$_SERVER['SERVER_NAME'].$_SERVER["REQUEST_URI"]."<br>"; # http://jiqing.nikon.com/index.php/Home应用案例，根据浏览器类型，自动切换
vendor('Func.Func');if (!Func::isMobile()) { // 跳转到手机端 ???if ($_SERVER['QUERY_STRING']) { ???????header("location: /index.php".$_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING']); ???} else { ???????header("location: /index.php".$_SERVER['PHP_SELF']); ???}}PHP获取路径
原文地址：https://www.cnblogs.com/jiqing9006/p/9597532.html