HarmonyOS API Difference Between 11 and 12

使用该方法的位置改为AppStorage.get('topRectHeight') as number

预览不可以修改NavDestinationPage.ets文件为如下就可以预览了

import NavRouterInfo from '../models/NavRouterInfo';
import { RouterManager } from '../models/RouterManage';
@Builder
function MyBuilderFunction(): void {
};
@Component
export struct NavDestinationPage {
  @BuilderParam pageComponent: (param: ESObject) => void = MyBuilderFunction;
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