Swift Tutorial - Tutorialspoint

let mark = 98

println(stname)

println(mark)

When we run the above program using playground, we get the following result:

swift

98

ARC Strong Reference Cycles Class Instances

class studmarks {

let name: String

var stud: student?

init (name: String) {

println("Initializing: \(name)")

self.name = name

}

deinit {

println("Deallocating: \(self.name)")

}

}

class student {

let name: String

var strname: studmarks?

init (name: String) {

println("Initializing: \(name)")

self.name = name

}

deinit {

println("Deallocating: \(self.name)")