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 16declare function print(arg:any):string; 17 18function foo(a:any, b:any) { 19 return a + b 20} 21 22print(foo(1, 2)); 23 24var bindfunc = foo.bind(null, 37); 25 26print(bindfunc(5)); 27 28const person = { 29 name: 'Alice' 30}; 31 32const greetPerson = function aaaaaa(message, message2, message3, message4) { 33 print(message + ', ' + message2 + ', ' + message3 + ', ' + message4 + ', ' + this.name + '!'); 34}.bind(person, 'hello'); 35greetPerson(); 36print(greetPerson.name); 37print(greetPerson.length); 38 39const greetPerson2 = greetPerson.bind(person, 'hello2'); 40greetPerson2(); 41print(greetPerson2.name); 42print(greetPerson2.length); 43 44const greetPerson3 = greetPerson2.bind(greetPerson, 'hello3'); 45greetPerson3(); 46print(greetPerson3.name); 47print(greetPerson3.length);