PHP code to get the complete URL of the current page_PHP tutorial

2, php code:

#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 $_SERVER['HTTP_REFERER']."<br>";
//获取完整的urlecho 'http://'.$_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urlecho 'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"]; #http://localhost:80/blog/testurl.php?id=5
//by www.jbxue.com
//只取路径$url='http://'.$_SERVER['SERVER_NAME'].$_SERVER["REQUEST_URI"]; echo dirname($url); #http://localhost/blog

http://www.bkjia.com/PHPjc/440303.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/440303.htmlTechArticle2, php code: #Test URL: http://localhost/blog/testurl.php?id=5 //Get the domain name or host address echo $_SERVER['HTTP_HOST']."br"; #localhost//Get the web address echo $_SERVER['P...