File Source for function.assign

<?php
/** ----------------------------------------------------------------------
* LICENSE
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License (GPL)
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WIthOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* To read the license please visit http://www.gnu.org/copyleft/gpl.html
* ----------------------------------------------------------------------
* Original Author of Robert Gasch
* Author Contact: r.gasch@chello.nl, robert.gasch@value4business.com
* Purpose of file: assign the specified smarty variable
* Copyright: Value4Business GmbH
* ----------------------------------------------------------------------
* @package Zikula_Template_Plugins
* @subpackage Functions
*/
/**
* assign an array key to the specified value
*
* @author Robert Gasch
* @version $Id: function.assign_arrayval.php,v 1.1 2005/01/21 11:10:20 rgasch Exp $
* @param array the array we wish to get an element from
* @param key the array key we wish to retrieve
* @param assign the smarty variable to assign the result to
*/
function smarty_function_assign_arrayval ($params, &$smarty)
{
$array = isset($params['array']) ? $params['array'] : array();
$key = isset($params['key']) ? $params['key'] : '';
$assign = isset($params['assign']) ? $params['assign'] : $key;
$val = isset($array[$key]) ? $array[$key] : null;
$smarty->assign($assign, $val);
}

Source for file function.assign_arrayval.php