1/* 2 * Copyright (c) 2022 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 17class Base { 18 prop = 1; 19} 20 21class A extends Base { 22 constructor() { 23 super(); 24 this.prop = 4; 25 } 26 prop = 2; 27 prop2 = this.prop; 28} 29 30 31class B extends Base { 32 constructor(public prop = 3) { 33 super(); 34 this.prop = 4; 35 } 36 prop2 = this.prop; 37} 38 39var a = new A(); 40print(a.prop); 41print(a.prop2); 42 43var b = new B(); 44print(b.prop); 45print(b.prop2); 46