| // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
| // for details. All rights reserved. Use of this source code is governed by a | |
| // BSD-style license that can be found in the LICENSE file. | |
| // Use the this.x parameter in an initializer expression. | |
| class Foo { | |
| var x, y; | |
| Foo(this.x) : y = x {} | |
| } | |
| main() { | |
| new Foo(12); | |
| } |