| // 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.map | |
| description: > | |
| Array.prototype.map - value of returned array element can be | |
| overwritten | |
| ---*/ | |
| function callbackfn(val, idx, obj) { | |
| return 11; | |
| } | |
| var obj = { | |
| 0: 11, | |
| 1: 9, | |
| length: 2 | |
| }; | |
| var newArr = Array.prototype.map.call(obj, callbackfn); | |
| var tempVal = newArr[1]; | |
| newArr[1] += 1; | |
| assert.notSameValue(newArr[1], tempVal, 'newArr[1]'); |