14514f5e3Sopenharmony_ci/*
24514f5e3Sopenharmony_ci * Copyright (c) 2023 Huawei Device Co., Ltd.
34514f5e3Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
44514f5e3Sopenharmony_ci * you may not use this file except in compliance with the License.
54514f5e3Sopenharmony_ci * You may obtain a copy of the License at
64514f5e3Sopenharmony_ci *
74514f5e3Sopenharmony_ci *     http://www.apache.org/licenses/LICENSE-2.0
84514f5e3Sopenharmony_ci *
94514f5e3Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software
104514f5e3Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
114514f5e3Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
124514f5e3Sopenharmony_ci * See the License for the specific language governing permissions and
134514f5e3Sopenharmony_ci * limitations under the License.
144514f5e3Sopenharmony_ci */
154514f5e3Sopenharmony_cideclare function print(arg:any):void;
164514f5e3Sopenharmony_ci
174514f5e3Sopenharmony_cifunction sum(a:number, b:number, c:number) {
184514f5e3Sopenharmony_ci    return a + b + c;
194514f5e3Sopenharmony_ci}
204514f5e3Sopenharmony_ci
214514f5e3Sopenharmony_ciconst object = {
224514f5e3Sopenharmony_ci    apply: function(a:number, b:number, c:number) {
234514f5e3Sopenharmony_ci        return 2;
244514f5e3Sopenharmony_ci   }
254514f5e3Sopenharmony_ci};
264514f5e3Sopenharmony_ci
274514f5e3Sopenharmony_ciconst proxy = new Proxy(sum, object);
284514f5e3Sopenharmony_ciprint(proxy(1, 2, 3));