HarmonyOS 同步获取app构建版本号名称,code

import { bundleManager } from '@kit.AbilityKit'; 
 
@Entry 
@Component 
struct AwairDemo { 
 @State message: string = 'Hello World'; 
 
 aboutToAppear() { 
  this.getData() 
 } 
 
 async getData(){ 
  let data1 = await BbtAppUtil.getAppVersion() 
  let data2 = await BbtAppUtil.getAppCode() 
  let data3 = await BbtAppUtil.getBundle() 
  console.log('getAppVersion:'+ data1) 
  console.log('getAppCode:'+ data2) 
  console.log('getBundle:'+ data3) 
 } 
 
 build() { 
  Row() { 
   Column() { 
    Text(this.message) 
     .fontSize(50) 
     .fontWeight(FontWeight.Bold) 
   } 
   .width('100%') 
  } 
  .height('100%') 
 } 
} 
 
export class BbtAppUtil{ 
 static async getAppVersion():Promise<string>{ 
  return bundleManager.getBundleInfoForSelfSync(bundleManager.BundleFlag.GET_BUNDLE_INFO_WITH_APPLICATION).versionName 
 } 
 
 static async getAppCode():Promise<number>{ 
  return bundleManager.getBundleInfoForSelfSync(bundleManager.BundleFlag.GET_BUNDLE_INFO_WITH_APPLICATION).versionCode 
 } 
 
 static async getBundle():Promise<Object>{ 
  return bundleManager.getBundleInfoForSelfSync(bundleManager.BundleFlag.GET_BUNDLE_INFO_WITH_APPLICATION) 
 } 
}