the credit card has just been swiped, and it can pay off last month's bill. You can repay directly after spending by credit card, which is equivalent to prepayment before the billing date. However, it should be noted that after repayment, we should pay attention to check whether it has been recorded. Credit card, also called debit card, is a credit certificate issued by commercial banks or credit card companies to qualified consumers. It is in the form of a card with the name, expiration date, number and cardholder's name printed on the front, and a magnetic stripe and signature strip on the back. Consumers with credit cards can go to special commercial service departments for shopping or spending, and then the bank will settle accounts with merchants and cardholders, and cardholders can overdraw within the prescribed limit.