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Several methods (recommended) techniques for obtaining the physical path of the website root directory in PHP

黄舟
Release： 2023-03-06 11:34:02
Original
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下面小编就为大家带来一篇php获取网站根目录物理路径的几种方法(推荐)。小编觉得挺不错的，现在就分享给大家，也给大家做个参考。一起跟随小编过来看看吧

在PHP中获取网站根目录物理路径。

在php程序开发中经常需要获取当前网站的目录，我们可以通过常量定义获取站点根目录物理路径，方便在程序中使用。

下面介绍几种常用的获取网站根目录的方法。

php获取网站根目录方法一：

<?php
define("WWWROOT",str_ireplace(str_replace("/","\\",$_SERVER[&#39;PHP_SELF&#39;]),&#39;&#39;,__FILE__)."\\");
echo WWWROOT ;
?>
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php获取网站根目录方法二：

<?php
define(&#39;WWW_PATH&#39;,str_replace(&#39;\\&#39;,&#39;/&#39;,realpath(dirname(__FILE__).&#39;/../&#39;))); //定义站点目录
?>
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php获取网站根目录方法三：

$_SERVER['DOCUMENT_ROOT'] //当前运行脚本所在的文档根目录。在服务器配置文件中定义。

以上就是php获取网站根目录物理路径的几种方法(推荐)技巧的内容，更多相关内容请关注PHP中文网（www.php.cn）！


Related labels：
php，根目录，物理路径
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