## 第一行代碼
```
private fun initStatisticLiveData(owner: LifecycleOwner) {
statisticLiveData = MutableLiveData()
statisticLiveData!!.observe(owner, Observer {
? ? ? ? if (it?.isSuccess ==true) {
view.showVideoStatistic(it.data)
}
})
}
```
`Int int = new Int();`
