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<?php
/**
* @package FrameworkOnFramework
* @subpackage model
* @copyright Copyright (C) 2010 - 2015 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
// Protect from unauthorized access
defined('FOF_INCLUDED') or die;
/**
* FrameworkOnFramework model behavior class
*
* @package FrameworkOnFramework
* @since 2.1
*/
class FOFModelFieldBoolean extends FOFModelFieldNumber
{
/**
* Is it a null or otherwise empty value?
*
* @param mixed $value The value to test for emptiness
*
* @return boolean
*/
public function isEmpty($value)
{
return is_null($value) || ($value === '');
}
}