core-bundle/src/Resources/contao/library/Contao/Environment.php
protected static function scriptName()
	{
		$request = System::getContainer()->get('request_stack')->getCurrentRequest();

		if ($request === null)
		{
			return @$_SERVER['ORIG_SCRIPT_NAME'] ?: $_SERVER['SCRIPT_NAME'];
		}

		return $request->getScriptName();
	}
protected static function scriptName()
	{
		$request = System::getContainer()->get('request_stack')->getCurrentRequest();

		if ($request === null)
		{
			return @$_SERVER['ORIG_SCRIPT_NAME'] ?: $_SERVER['SCRIPT_NAME'];
		}

		return $request->getScriptName();
	}
Return the relative path to the script (e.g. /website/index.php)

@return string The relative path to the script