| // Copyright (c) 2012, 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. |
| |
| part of "core.dart"; |
| |
| /** |
| * Check whether two references are to the same object. |
| */ |
| external bool identical(Object a, Object b); |
| |
| /** |
| * Returns the identity hash code of `object`. |
| * |
| * Returns the same value as `object.hashCode` if [object] has not overridden |
| * [Object.hashCode]. Returns the value that [Object.hashCode] would return |
| * on this object, even if `hashCode` has been overridden. |
| * |
| * This hash code is compatible with [identical]. |
| */ |
| external int identityHashCode(Object object); |
