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// 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 dart.core;
* 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);