php require vs require_once
//The require statement has two variations, require and require_once.
//The require/require_once statement is used to include file.
// Require a file to be imported or quit if it can't be found
<?php
require 'requiredfile.php';
?>
// Require_once is ignored if the required file has already been added by any of the include statements.
<?php
require_once 'require_oncefile.php';
?>require_once php
// Require_once is ignored if the required file has already been added by any of the include statements.
<?php
require_once 'require_oncefile.php';
?>php requuire once
require_once('var.php');php require
// Require a file to be imported or quit if it can't be found
<?php
require 'somefile.php';
?>
// Alternatively: Include a file, if it can't be found: continue.
<?php
include 'vars.php';
?>php require_once
define('__ROOT__', dirname(dirname(__FILE__)));
require_once(__ROOT__.'whatever');require_once different on server
define('__ROOT__', dirname(dirname(__FILE__))); //call define untill you get to the root directory
require_once (__ROOT__."/Path/To/File.php"); //append __ROOT__ to the stringCopyright © 2021 Codeinu
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