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| Language | Swift |
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| Owner | w3xue |
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| Modified | |
| Visibility | Public |
struct area {
var length = 1
var breadth = 1
func area() -> Int {
return length * breadth
}
mutating func scaleBy(res: Int) {
self.length *= res
self.breadth *= res
print(length)
print(breadth)
}
}
var val = area(length: 3, breadth: 5)
val.scaleBy(res:13) //swift 3.0 之前是 val.scaleBy(13)
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