React Errors

   汇总在运用react遇到的一些问题以及解决方案。

1. Module not found: Can't resolve 'react-dom/lib/ReactPerf'

解决方法: React 16中不再支持react-addon-perf，新方案 https://reactjs.org/docs/optimizing-performance.html#profiling-components-with-the-chrome-performance-tab

2. 'react-router' does not contain an export named 'browserHistory'

解决方法：react-router v4中不导入browserHistory, 可以使用v3版本，npm install react-router@3，

参见:https://github.com/ReactTraining/react-router/issues/5263

3. Module not found: Can't resolve 'redux' in ...

解决方法: npm install --save redux

4. TypeError: Cannot read property 'string' of undefined

解决方法：

import {PropTypes} from 'prop-types';

static proptypes={

***:PropTypes.string

};

5. create-react-app **出现“Unexpected end of JSON input while parsing near '..."shasum":"0c48875896f'”

解决方法：npm cache clean --force