1/* 2 * Copyright (c) 2023-2025 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/*--- 17desc: 2.9.7 Null Literal, 3.8.12 Nullish Types 18name: nullable-function-result_2.ets 19 20---*/ 21 22function test<NullableInt = int | null>(): NullableInt { 23 return null; 24} 25 26function main(): void { 27 assertTrue( test() === null) 28 29} 30