| // input.swift |
| // |
| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See https://swift.org/LICENSE.txt for license information |
| // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| // ----------------------------------------------------------------------------- |
| |
| class A {init(a: Int) {}} |
| /// |
| class B : A {let x: Int; init() { x = 5 + 5; super.init(a: x) } } |
| /// |
| B().x |
| ///10 |
| extension B : CustomStringConvertible { public var description:String { return "class B\(x) is a subclass of class A"} } |
| /// |
| B().description |
| ///class B10 is a subclass of class A |
