JSTests/test262/test/language/reserved-words/7.6.1-5-3.js

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

/*---
es5id: 7.6.1-5-3
description: >
    Allow reserved words as property names at object initialization,
    accessed via indexing: instanceof, typeof, else
---*/

        var tokenCodes  = { 
            instanceof: 0,
            typeof: 1,
            else: 2
        };
        var arr = [
            'instanceof',
            'typeof',
            'else'
        ];
        for (var i = 0; i < arr.length; i++) {
            assert.sameValue(tokenCodes[arr[i]], i, 'tokenCodes[arr[i]]');
        }