// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 7.6.1-7-16 description: > Allow reserved words as property names by index assignment, accessed via indexing: undefined, NaN, Infinity ---*/ var tokenCodes = {}; tokenCodes['undefined'] = 0; tokenCodes['NaN'] = 1; tokenCodes['Infinity'] = 2; var arr = [ 'undefined', 'NaN', 'Infinity' ]; for (var i = 0; i < arr.length; i++) { assert.sameValue(tokenCodes[arr[i]], i, 'tokenCodes[arr[i]]'); }