Toward toward toward checking accounts, check account, check account

CodePudding user response:

Through the bank card belong to which bank card BIN can be detected and brought to account estimation was not, however, each bank toward the door as if not in accordance with international standards, has its own rules, right?

CodePudding user response:

1. The bank card number can be Luhn algorithm to check whether conform to the rules of
2. Can verify through ali's interface, this advantage is that can not only verify account exists, also can tell you what is the bank, below is the test case: https://ccdcapi.alipay.com/validateAndCacheCardInfo.json? CardNo=6225760008219524 & amp; CardBinCheck=true
3. Call the unionpay card information for verification of interface, can be based on: 1. (name of bank card +) 2. (+ id card) 3. (name of bank card + + id number) 4. (name of bank card + + id + mobile number) 5. (name of bank card + + id + cell phone number + + CVN2) the validity check of five kinds of combinations,

If just check the card number, then using the algorithm