Summary of some functions of getting url address in php_PHP tutorial

We have many functions that we can use to get the url address in php. The main thing is that the global variable server provides me with many methods. Let’s take a look.

Common functions

//Get the web address
echo $_SERVER['PHP_SELF']."
"; #/blog/testurl.php

The code is as follows

代码如下

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//获取域名或主机地址 echo $_SERVER['HTTP_HOST']." "; #localhost //获取网页地址 echo $_SERVER['PHP_SELF']." "; #/blog/testurl.php //获取网址参数 echo $_SERVER["QUERY_STRING"]." "; #id=5 //获取用户代理 echo $_SERVER['HTTP_REFERER']." "; //获取完整的url echo 'http://'.$_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://www.bKjia.c0m /blog/testurl.php?id=5 //只取路径 $url='http://'.$_SERVER['SERVER_NAME'].$_SERVER["REQUEST_URI"]; echo dirname($url); #http://localhost/blog

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代码如下

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// 说明：获取完整url function curpageurl() {     $pageurl = 'http';     if ($_server["https"] == "on")     {         $pageurl .= "s";     }     $pageurl .= "://";     if ($_server["server_port"] != "80")     {         $pageurl .= $_server["server_name"] . ":" . $_server["server_port"] . $_server["request_uri"];     }     else     {         $pageurl .= $_server["server_name"] . $_server["request_uri"];     }     return $pageurl; } ?>

//Get domain name or host address
echo $_SERVER['HTTP_HOST']."
"; #localhost

//Get URL parameters
echo $_SERVER["QUERY_STRING"]."
"; #id=5

//Get user agent
echo $_SERVER['HTTP_REFERER']."
"; //Get the complete url
echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING'];
#http://localhost/blog/testurl.php?id=5 //Full url including port number
echo 'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
#http://www.bKjia.c0m /blog/testurl.php?id=5 //Get only the path
$url='http://'.$_SERVER['SERVER_NAME'].$_SERVER["REQUEST_URI"];
echo dirname($url);
#http://localhost/blog Look at an example to get the complete url

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// Description: Get the complete url function curpageurl() { $pageurl = 'http'; if ($_server["https"] == "on") {           $pageurl .= "s"; } $pageurl .= "://"; if ($_server["server_port"] != "80") { $pageurl .= $_server["server_name"] . ":" . $_server["server_port"] . $_server["request_uri"]; }   else { $pageurl .= $_server["server_name"] . $_server["request_uri"]; } Return $pageurl; } ?> http://www.bkjia.com/PHPjc/632634.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/632634.htmlTechArticleWe have many functions to use to get the url address in php, mainly the global variable server provides me with a lot Method, let’s take a look below. Commonly used function codes are as follows. Copy...