1/*
2 * Copyright (c) 2022-2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16class DerivedFromArray extends Uint16Array {
17};
18
19let arr1 = [1, 2, 3];
20let arr2 = new Uint16Array([4, 5, 6]);
21let arr3 = new DerivedFromArray([7, 8, 9])
22
23let arr4 = [...arr1, 10, ...arr2, 11, ...arr3]
24