Express 同构服务器端项目中的路由错误
我正在尝试使用同构的服务器端渲染来构建一个项目。由于某种原因,项目在添加路由后停止启动。 浏览器抛出以下错误: 错误:不变量失败:浏览器历史记录需要DOM 也许有人能告诉我那里出了什么问题 下面是server.js代码:Express 同构服务器端项目中的路由错误,express,webpack,react-router,babeljs,react-dom-server,Express,Webpack,React Router,Babeljs,React Dom Server,我正在尝试使用同构的服务器端渲染来构建一个项目。由于某种原因,项目在添加路由后停止启动。 浏览器抛出以下错误: 错误:不变量失败:浏览器历史记录需要DOM 也许有人能告诉我那里出了什么问题 下面是server.js代码: import express from "express"; import path from "path"; import React from "react"; import { StaticRouter } from "react-router"; import Reac
import express from "express";
import path from "path";
import React from "react";
import { StaticRouter } from "react-router";
import ReactDOMServer from "react-dom/server";
import App from "./src/App";
const app = express();
app.get('*', (req,res) => {
const context = {};
const data = ReactDOMServer.renderToString(
<StaticRouter location={req.url} context={context}>
<App />
</StaticRouter>
);
const html = `
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
</head>
<body>
<div id="root">${data}</div>
<script src="bundle.js"></script>
</body>
</html>
`;
res.send(html);
});
app.use( express.static( path.resolve( __dirname, "dist" ) ) );
app.listen(3000);
从“express”导入express;
从“路径”导入路径;
从“React”导入React;
从“react router”导入{StaticRouter};
从“react dom/server”导入ReactDOMServer;
从“/src/App”导入应用程序;
常量app=express();
应用程序获取(“*”,(请求,请求)=>{
const context={};
const data=ReactDOMServer.renderToString(
没关系,我想好了。
必须将browswrouter容器放在index.js中,而不是App.jsx中
下面是更正后的index.js:
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';
import { BrowserRouter } from "react-router-dom";
ReactDOM.hydrate(
<BrowserRouter>
<App />
</BrowserRouter>,
document.getElementById("root")
);
从“React”导入React;
从“react dom”导入react dom;
从“./App”导入应用程序;
从“react router dom”导入{BrowserRouter};
水合物(
,
document.getElementById(“根”)
);
下面是修正后的App.jsx:
import React, { Component } from 'react';
import { Switch, Route } from "react-router-dom";
import First from './First';
import Second from './Second';
import Home from './Home';
class App extends Component {
render() {
return (
<div>
<Switch>
<Route path="/" exact component={Home} />
<Route path="/first" component={First} />
<Route path="/second" component={Second} />
</Switch>
</div>
);
}
}
export default App;
import React,{Component}来自'React';
从“react router dom”导入{Switch,Route};
首先从“./First”导入;
从“./Second”导入秒;
从“./主页”导入主页;
类应用程序扩展组件{
render(){
返回(
);
}
}
导出默认应用程序;
import React, { Component } from 'react';
import { Switch, Route } from "react-router-dom";
import First from './First';
import Second from './Second';
import Home from './Home';
class App extends Component {
render() {
return (
<div>
<Switch>
<Route path="/" exact component={Home} />
<Route path="/first" component={First} />
<Route path="/second" component={Second} />
</Switch>
</div>
);
}
}
export default App;