Created
October 15, 2018 03:36
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| extension CreditCard { | |
| mutating func clear() { | |
| self.number = "" | |
| self.date = "" | |
| self.name = "" | |
| self.ccv = "" | |
| } | |
| } | |
| var expiredCard = CreditCard(number: "4111 0000 0000 0000", date: "03/03", ccv: "003") | |
| expiredCard.clear() | |
| print("expired card info: \(expiredCard.info())") |
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