XBase\Table::read3ByteDate PHP Method

    protected function read3ByteDate()
    {
        $y = unpack('c', $this->readByte());
        $m = unpack('c', $this->readByte());
        $d = unpack('c', $this->readByte());
        return mktime(0, 0, 0, $m[1], $d[1], $y[1] > 70 ? 1900 + $y[1] : 2000 + $y[1]);
    }