谢谢两分钱!请问为什么这次(3rd)是code1?

来源: 2006-09-25 16:35:24 [旧帖] [给我悄悄话] 本文已被阅读:

I did code 1 and code 3 last 2 years, I got confused what is the difference for both and what is the purpose for each one. Thank you and anyone for the input!