src/Peach/DT/Timestamp.php
public function formatTime()
    {
        $format = parent::formatTime();
        $sec    = str_pad($this->second, 2, '0', STR_PAD_LEFT);
        return $format . ":" . $sec;
    }
public function formatTime()
    {
        $format = parent::formatTime();
        $sec    = str_pad($this->second, 2, '0', STR_PAD_LEFT);
        return $format . ":" . $sec;
    }
このオブジェクトの時刻部分の文字列を "hh:mm:ss" 形式で返します.
@return string "hh:mm:ss" 形式の文字列