我试着学习反应路由我创建了一个项目,在我的index.js文件中我改变了我的代码,如下所示
import React from 'react';
import ReactDOM from 'react-dom';
import { BrowserRouter as Router, Route, Link } from 'react-router-dom';
import App from './components/App';
import Signin from './components/Signin';
import Signup from './components/Signup';
ReactDOM.render(
<Router path="/">
<Route path="/app" component={App} />
<Route path="/signup" component={Signup} />
<Route path="/signin" component={Signin} />
</Router>, document.getElementById('root')
);
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但它给出了如下错误
找不到模块:无法解析'D:\ REACT\react-crud\src'中的'react-router-dom'
我已经进口
import '@blueprintjs/core/dist/blueprint.css';
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但它给出了如下错误
./src/index.js
Module not found: Can't resolve '@blueprintjs/core/dist/blueprint.css' in 'D:\REACT\react-firebase\src'
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它是真的,它不在项目 src 中,它的模式模块包
为什么会发生这种情况我该如何解决这个问题