react-native-pull-to-refresh(iOS / Android) React Native的Pull-to-refresh视图组件 演示版 的iOS 安卓 安装 npm i react-native-pull-to-refresh --save 入门 import PTRView from ' react-native-pull-to-refresh ' ; var PullToRefreshProject = React . createClass ({ _refresh : function () { return new Promise (( res