1/* 2 * Copyright (c) 2021 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 16//test spread Array 17var arr1 = [...Array(16).keys()]; 18print(arr1.length); 19print(arr1); 20 21var arr2 = [1, 2, 4, 6, 7, 8, 9, 54]; 22var arr3 = [...arr2]; 23print(arr3.length); 24print(arr3); 25 26//test spread Set 27const set1 = new Set(); 28set1.add(42); 29set1.add(42); 30set1.add(13); 31set1.add(23); 32 33var arr4 = [...set1.keys()]; 34print(arr4.length); 35print(arr4); 36 37var arr5 = [...set1]; 38print(arr5.length); 39print(arr5); 40 41//test spread map 42const map1 = new Map(); 43map1.set('a', 1); 44map1.set('b', 2); 45map1.set('c', 3); 46 47var arr6 = [...map1.keys()]; 48print(arr6.length); 49print(arr6); 50 51var arr7 = [...map1.values()]; 52print(arr7.length); 53print(arr7); 54