Up 1 parent directory level
<link href="../styles.css" rel="stylesheet" type="text/css" />
<?php require('../header.php');?>PHP Website Root directory
if (is_file($_SERVER['DOCUMENT_ROOT'] . '/myfile.jpg'))
echo "FILE EXISTS";This will give you the root directory of the current website (not the server root), e.g. ‘/public_html/’.
If you want to access a folder above it you can do this:
require_once $_SERVER['DOCUMENT_ROOT'] . '/../vendor/autoload.php';The current file
Filesystem path – web server referenced
echo ( __DIR__ );
//Example output
// /home/websiteusername/public_html/the-directory-this-file-is-in
echo ( __FILE__ );
//Example output
// /home/websiteusername/public_html/the-directory-this-file-is-in/this-file-name.phpGet filename from a path string
path = "/home/httpd/html/index.php";
$FileName = basename($path); //$FileName is set to "index.php"
$FileName = basename($path, ".php"); //$FileName is set to "index"
$FileExtension = pathinfo($path, PATHINFO_EXTENSION); //$FileExtension is set to "php"
USEFUL?
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