#鸿蒙通关秘籍# 如何在HarmonyOS NEXT中处理组件的生命周期？

@Component
struct ExampleComponent {
    @State count: number = 0;

    aboutToAppear() {
        console.log('组件即将出现');
    }

    build() {
        return Column() {
            Text(`当前计数: ${this.count}`);
            Button('增加计数')
                .onClick(() => {
                    this.count += 1;
                });
        };
    }

    aboutToDisappear() {
        console.log('组件即将消失');
    }
}
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