React,Uncaught ReferenceError: ReactDOM is not defined
React,Uncaught ReferenceError: ReactDOM is not defined
我正在做这个路由教程。
我的App.jsx文件:
import React from 'react';
import ReactDOM from 'react-dom';
import { Router, Route, Link, browserHistory, IndexRoute } from 'react-router'
class App extends React.Component {
render() {
return (
- Home
- About
- Contact
{this.props.children}
)
}
}
export default App;
class Home extends React.Component {
render() {
return (
Home...
)
}
}
export default Home;
class About extends React.Component {
render() {
return (
About...
)
}
}
export default About;
class Contact extends React.Component {
render() {
return (
Contact...
)
}
}
export default Contact;
我的Main.js文件:
ReactDOM.render((
), document.getElementById('app'))
控制台报错:index.js:
Uncaught ReferenceError: ReactDOM is not defined
我真的不知道该怎么办。到目前为止,我按照每个教程的步骤进行操作都没有出现错误。在这里我不知道该怎么办。