1/* 2 * Copyright (c) 2022-2023 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 16class A { 17 foo():boolean { 18 return false; 19 } 20 21 static bar():void { 22 } 23} 24 25let a = new A(); 26a.foo = ():boolean => { return false; } 27A.bar = ():void => {}; 28 29interface I { 30 foo(): void; 31} 32 33function foo2(i: I) { 34 i.foo = () => {}; 35} 36