React Natvie 學(xué)習(xí)時警告 Warning: BackAndroid is deprecated. Please use BackHandler instead需要將 BackAndroid 替換成 BackHandler 代碼如下

    //舊版本的代碼 
    BackAndroid.addEventListener('hardwareBackPress',back);
    //替換成代碼
    BackHandler.removeEventListener('backPress',back);