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| Language | Swift |
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| Owner | w3xue |
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| Modified | |
| Visibility | Public |
class Student {
let name: String
var section: Marks?
init(name: String) {
self.name = name
}
deinit { print("\(name)") }
}
class Marks {
let marks: Int
unowned let stname: Student
init(marks: Int, stname: Student) {
self.marks = marks
self.stname = stname
}
deinit { print("学生的分数为 \(marks)") }
}
var module: Student?
module = Student(name: "ARC")
module!.section = Marks(marks: 98, stname: module!)
module = nil
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