Swift--method

Class rect{

private struct swidth{

static var width:int = 0

}

private struct sheight{

static var height:int = 0

}

Internal class Var width:int{

get{

Return Swidth.width

}

set{

Swidth.width = newvalue

}

}

Internal class Var height:int{

get{

Return Sheight.height

}

set{

Sheight.height = newvalue

}

}

Class Func SetSize (W:int, Height:int) {

Rect.width = W

Rect.height = height

}

Class Func Getarea (), int{

Return rect.width * rect.height

}

}

Rect.setsize (HEIGHT:50)

Rect.width

Rect.height

Rect.getarea ()

Closed Package

Class student{

VAR score: [Int] = {

VAR scores: [Int] = Array ()

For M in 0...3{

Scores.append (M)

}

Return scores

}()

}

var stu = Student ()

Stu.score

Student (). Score

Swift--method