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2809 rexy 1 
<?php
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/**
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 * class for undefined variable object
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 * This class defines an object for undefined variable handling
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 *
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 * @package    Smarty
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 * @subpackage Template
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 */
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class Smarty_Undefined_Variable extends Smarty_Variable
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{
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    /**
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     * Returns null for not existing properties
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     *
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     * @param string $name
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     *
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     * @return null
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     */
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    public function __get($name)
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    {
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        return null;
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    }
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    /**
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     * Always returns an empty string.
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     *
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     * @return string
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     */
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    public function __toString()
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    {
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        return '';
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    }
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}