1/* 2 * Copyright (c) 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 16import { 17 Component, 18 State, 19 Column, 20 Link, 21 Row, 22 Text, 23} from '@kit.ArkUI'; 24 25@Component 26struct MyComponent { 27 @State count: number = 0.0 28 @State $$: number = 0.0 29 30 build() { 31 Column() { 32 MyCounter({ 33 count: this.count 34 }) 35 MyCounter({ 36 count: this.$$ 37 }) 38 } 39 } 40} 41 42@Component 43struct MyCounter { 44 @Link count: number 45 46 build() { 47 Row() { 48 Text(`${this.count}`) 49 } 50 } 51}