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File: Mul.php

<?php
// (c) Copyright 2002-2011 by authors of the Tiki Wiki CMS Groupware Project
// 
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id: Mul.php 33195 2011-03-02 17:43:40Z changi67 $

require_once 'Math/Formula/Function.php';
class Math_Formula_Function_Mul extends Math_Formula_Function
{
	function evaluate( $element ) {
		$out = 1;

		foreach( $element as $child ) {
			$out *= $this->evaluateChild( $child );
		}

		return $out;
	}
}