<?php

/**

 * class for undefined variable object

 * This class defines an object for undefined variable handling

 *

 * @package    Smarty

 * @subpackage Template

 */

class Smarty_Undefined_Variable {

    /**

     * Returns FALSE for 'nocache' and NULL otherwise.

     *

     * @param  string $name

     *

     * @return bool

     */

    public function __get($name) {

        if ($name == 'nocache') {

            return false;

        } else {

            return null;

        }

    }

    /**

     * Always returns an empty string.

     *

     * @return string

     */

    public function __toString() {

        return "";

    }

}