Generate and return BBAN from account number and BLZ
There is no check digit validation. If you want to get a valid BBAN you have to to pass the result to isValidBBAN() or validate the account number and BLZ to isValidAccountNumberBLZ() beforehand.
Account number with up to 10 digits
German BLZ with 8 digits
BBAN or null if invalid
Generate and return BBAN from account number and BLZ
There is no check digit validation. If you want to get a valid BBAN you have to to pass the result to isValidBBAN() or validate the account number and BLZ to isValidAccountNumberBLZ() beforehand.