PHP Exercises : Get the document root directory as defined in the server's configuration file

PHP : Exercise-25 with Solution

Write a PHP script to get the document root directory under which the current script is executing, as defined in the server's configuration file.

Sample Solution:

PHP Code:

<?php
// getenv() gets the value of an environment variable named 'DOCUMENT_ROOT'
$rd = getenv('DOCUMENT_ROOT');

// Echo the value of the 'DOCUMENT_ROOT' environment variable
echo $rd . "\n";
?>

Output:

I:/Ampps/www

Flowchart:

PHP Code Editor:

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