JSTests/test262/test/built-ins/Array/prototype/forEach/15.4.4.18-3-10.js

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-array.prototype.foreach
es5id: 15.4.4.18-3-10
description: >
    Array.prototype.forEach - value of 'length' is a number (value is
    NaN)
---*/

        var accessed = false;

        function callbackfn(val, idx, obj) {
            accessed = true;
        }

        var obj = { 0: 9, length: NaN };

        Array.prototype.forEach.call(obj, callbackfn);

assert.sameValue(accessed, false, 'accessed');