react-native npm install

--create project

react-native init myapp --version 0.55.4

cd myapp

 

-- react ui

npm i react-native-elements --save

-- icons

npm i --save react-native-vector-icons

 

react-native link react-native-vector-icons

--导航

npm install --save react-navigation

--拍照扫描二维码

npm install react-native-camera --save

react-native link react-native-camera