/**
* Constructor
*
* @param string f default NULL format string
*/
public function __construct($f = NULL)
{
// Add some default formatters
$this->setFormatter('printf', PrintfFormat::getInstance());
$this->setFormatter('date', DateFormat::getInstance());
$this->setFormatter('choice', ChoiceFormat::getInstance());
$this->setFormatter('number', NumberFormat::getInstance());
$this->setFormatter('array', ArrayFormat::getInstance());
$this->setFormatter('hash', HashFormat::getInstance());
parent::__construct($f);
}
