Several predefined variables in PHP: $ _ server ['document _ root']

Source: Internet
Author: User

<? PHP

Echo 'documentroot :'. $ _ server ['document _ root']. '<br>'; // root directory, defined in the Apache configuration file: httpd. conf For example: DocumentRoot "D:/work/php_root"
Echo 'httphost: '. $ _ server ['HTTP _ host'].' <br> '; // domain name, such as: localhost
Echo 'phpself: '. $ _ server ['php _ Self']. '<br>'; // path from the root directory to the file itself
Echo 'script filename'. $ _ server ['script _ filename']. '<br>'; // DocumentRoot + phpself
Echo 'request URI '. $ _ server ['request _ URI']. '<br>'; // All URL strings starting from the root directory, including characters after the question mark
Echo 'request method: '. $ _ server ['request _ method'].' <br> '; // Request Method
Echo 'name: '. $ _ request ['name'].' <br> '; // value of the Request Parameter

?>

 

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