public function validate($val) { return parent::validate($val) && $this->rangeStatus($val) == self::IN_RANGE; }
public function validate($data) { return parent::validate($data) && $data >= 0; }
public function validate($val) { return parent::validate($val) && $this->rangeStatus($val) == self::IN_RANGE; }
public function validate($data) { return parent::validate($data) && $data >= 0; }