import hilog from '@ohos.hilog'; @Entry @Component struct Index { aboutToAppear() { hilog.info(0x0000, 'testTag', '%{public}s', 'TestAbility index aboutToAppear'); } @State message: string = 'Hello World' build() { Row() { Column() { Text(this.message) .fontSize(50) .fontWeight(FontWeight.Bold) Button() { Text('next page') .fontSize(20) .fontWeight(FontWeight.Bold) }.type(ButtonType.Capsule) .margin({ top: 20 }) .backgroundColor('#0D9FFB') .width('35%') .height('5%') .onClick(()=>{ }) } .width('100%') } .height('100%') } }