| // Copyright 2019 Kevin Gibbons. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-enumerate-object-properties |
| description: Property enumeration order for simple objects |
| features: [for-in-order] |
| includes: [compareArray.js] |
| ---*/ |
| |
| var o = { |
| p1: 'p1', |
| p2: 'p2', |
| p3: 'p3', |
| }; |
| |
| o.p4 = 'p4'; |
| |
| o[2] = '2'; |
| o[0] = '0'; |
| o[1] = '1'; |
| |
| delete o.p1; |
| delete o.p3; |
| o.p1 = 'p1'; |
| |
| |
| var keys = []; |
| for (var key in o) { |
| keys.push(key); |
| } |
| |
| assert.compareArray(keys, ['0', '1', '2', 'p2', 'p4', 'p1']); |