[英]React router v6 experiencing blank page on routes
Updated from "react-router-dom": "^5.1.2"
to "react-router-dom": "^6.3.0"
从
"react-router-dom": "^5.1.2"
更新为"react-router-dom": "^6.3.0"
The app has a few Context.Providers
just outside BrowserRouter
, a 404 route, and a few implicit nested routes for a few pages (denoted by path
not exact path
)该应用程序在
BrowserRouter
之外有一些Context.Providers
、一个 404 路由和一些用于几个页面的隐式嵌套路由(由path
not exact path
表示)
code:代码:
index.js index.js
import React from 'react';
import ReactDOM from 'react-dom';
import App from './components/App';
import { BrowserRouter, Routes, Route } from "react-router-dom";
ReactDOM.render(
<App/>,
document.getElementById('root')
);
./components/App.js ./components/App.js
import React, { useState } from "react";
import { BrowserRouter, Route, Routes } from "react-router-dom";
import TierA from "./TierA"
import TierB from "./TierB"
import Catalogue from "./Catalogue"
import Admin from "./Admin"
import NotFound from "./NotFound" // this is the 404 page component
import PlayerContext from "./Player/context"
import SearchContext from "./Search/context"
import { useSearch } from "../hooks/useSearch"
const App = () => {
const searchText = useSearch()
const [playerItem, setPlayerItem] = useState(null)
return (
<React.Fragment>
<SearchContext.Provider value={searchText}>
<PlayerContext.Provider value={{ playerItem, setPlayerItem }}>
<BrowserRouter basename={process.env.PUBLIC_URL}>
<Routes>
<Route element={TierA} exact path="/a_tier" />
<Route element={TierB} exact path="/b_tier" />
<Route element={Catalogue} path="/catalogue" />
<Route element={Admin} path="/admin" />
<Route element={NotFound} path="*" />
</Routes>
</BrowserRouter>
</PlayerContext.Provider>
</SearchContext.Provider>
</React.Fragment>
)
}
export default App;
Before updating to react-router-dom v6, the old version used to render the 404 page when hitting the base /
route and the named routes rendered correctly.在更新到 react-router-dom v6 之前,旧版本用于在命中基本
/
路由时呈现 404 页面,并且命名路由正确呈现。
Now, hitting any of the routes above shows a blank page, no warnings or errors stand out in console Please advise, thanks in advance现在,点击上面的任何路线都会显示一个空白页面,控制台中没有突出的警告或错误请告知,提前谢谢
runs with npm start使用 npm start 运行
"scripts": {
"start": "react-scripts start",
...
In react-router-dom@6
the Route
component API/syntax changed significantly.在
react-router-dom@6
中, Route
组件 API/语法发生了显着变化。 The element
prop takes a ReactNode
, aka JSX. element
属性需要一个ReactNode
,也就是 JSX。 Pass the React components as JSX.将 React 组件作为 JSX 传递。
Example:例子:
<BrowserRouter basename={process.env.PUBLIC_URL}>
<Routes>
<Route element={<TierA />} path="/a_tier" />
<Route element={<TierB />} path="/b_tier" />
<Route element={<Catalogue />} path="/catalogue" />
<Route element={<Admin />} path="/admin" />
<Route element={<NotFound />} path="*" />
</Routes>
</BrowserRouter>
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