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