dim LastDigits%
select case Len(Str(LastDigits))
case 1
txtXiangMuBianHao.text = txtLiuShuiHao.text + comboXiangMuNianFen.txt + comboShengJiNeiRong.txt + "000" + Str(LastDigits)
case 2
txtXiangMuBianHao.text = txtLiuShuiHao.text + comboXiangMuNianFen.txt + comboShengJiNeiRong.txt + "00" + Str(LastDigits)
case 3
txtXiangMuBianHao.text = txtLiuShuiHao.text + comboXiangMuNianFen.txt + comboShengJiNeiRong.txt + "0" + Str(LastDigits)
case 4
txtXiangMuBianHao.text = txtLiuShuiHao.text + comboXiangMuNianFen.txt + comboShengJiNeiRong.txt + Str(LastDigits)
case else
txtXiangMuBianHao.text = txtLiuShuiHao.text + comboXiangMuNianFen.txt + comboShengJiNeiRong.txt + R(Str(LastDigits),4)
end select