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| Language | Swift |
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| Owner | w3xue |
| Created | 3 years ago |
| Modified | 3 years ago |
| Visibility | Public |
struct StudRecord {
let stname: String
init!(stname: String) {
if stname.isEmpty {return nil }
self.stname = stname
}
}
let stmark = StudRecord(stname: "W3xue")
if let name = stmark {
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