10-4 常用資料規則 信用卡號的最後一個數字就是信用卡的檢查碼，根據非檢查碼的其它數字，我們就 ... 例如，若某一張Visa 信用卡卡號是4311-4656-0640-6131，則其計算過程如下： ...
Test Credit Card Account Numbers While testing, use only the credit card numbers listed here. ... 4012888888881881. Visa. 4222222222222. Note : Even though this number has a different ...
