1/* 2 * Copyright (c) 2023 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 16let arr = Array.from("abcd"); 17print(arr); 18arr = Array.from("abcd"); 19print(arr); 20arr[1] = 'e'; 21print(arr); 22arr = Array.from("abcd"); 23print(arr); 24 25arr = Array.from("01234567890123456789012"); 26print(arr) 27arr = Array.from("方舟") 28print(arr); 29arr = Array.from("方舟") 30print(arr); 31arr = Array.from("") 32print(arr.length) 33arr[0] = 'a' 34arr = Array.from("") 35print(arr.length) 36 37var src = new Uint8Array(10000); 38for(var i = 0; i < 10000; i++) 39{ 40 src[i] = 1; 41} 42arr = Array.from(src); 43print(arr[666]); 44print(arr[999]); 45print(arr.length);