1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
"use strict";
var obj = {
"length": 6,
"1": "A",
"3": "B",
"5": "C"
};
obj[Symbol.isConcatSpreadable] = true;
var obj2 = { length: 3, "0": "0", "1": "1", "2": "2" };
var arr = ["X", "Y", "Z"];
assertEquals([, "A", , "B", , "C",
{ "length": 3, "0": "0", "1": "1", "2": "2" },
"X", "Y", "Z"], Array.prototype.concat.call(obj, obj2, arr));
|
