/**
* Get element value as float
*
* @param string $key Key string to get
* @param float $default_value default value
*
* @return Charcoal_Float
*/
public function getFloat($key, $default_value = NULL)
{
// Charcoal_ParamTrait::validateString( 1, $key );
// Charcoal_ParamTrait::validatFloat( 2, $default_value, TRUE );
$key = us($key);
return parent::getFloat($key, $default_value);
}
