creact-react-app+react-route-dom路由跳转页面不渲染,或者不变化
<h1 style="text-align: center">react-app+react-router-dom路由跳转页面不渲染,或者不变化</h1><h2>路由配置:</h2>
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<pre>import React <span style="color: rgba(0, 0, 255, 1)">from</span> <span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(128, 0, 0, 1)">react</span><span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(0, 0, 0, 1)">
import {Router, Route, Switch} </span><span style="color: rgba(0, 0, 255, 1)">from</span> <span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(128, 0, 0, 1)">react-router-dom</span><span style="color: rgba(128, 0, 0, 1)">'</span> <span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">BrowserRouter as</span>
import { createBrowserHistory } <span style="color: rgba(0, 0, 255, 1)">from</span> <span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(128, 0, 0, 1)">history</span><span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(0, 0, 0, 1)">
import Login </span><span style="color: rgba(0, 0, 255, 1)">from</span> <span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(128, 0, 0, 1)">./login</span><span style="color: rgba(128, 0, 0, 1)">'</span>;<span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">普通加载模块</span>
import Main <span style="color: rgba(0, 0, 255, 1)">from</span> <span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(128, 0, 0, 1)">./main</span><span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(0, 0, 0, 1)">;
</span><span style="color: rgba(0, 0, 255, 1)">const</span> history =<span style="color: rgba(0, 0, 0, 1)"> createBrowserHistory();
</span><span style="color: rgba(0, 0, 255, 1)">class</span><span style="color: rgba(0, 0, 0, 1)"> RouteMap extends React.Component {
render () {
</span><span style="color: rgba(0, 0, 255, 1)">return</span><span style="color: rgba(0, 0, 0, 1)"> (
</span><Router history={ history }>
<Switch >
<Route path=<span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(128, 0, 0, 1)">/</span><span style="color: rgba(128, 0, 0, 1)">"</span> exact component={Login}/>
<Route path=<span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(128, 0, 0, 1)">/login</span><span style="color: rgba(128, 0, 0, 1)">"</span> component={Login}/>
<Route path=<span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(128, 0, 0, 1)">/main</span><span style="color: rgba(128, 0, 0, 1)">"</span> component={Main}/><span style="color: rgba(0, 0, 0, 1)">
{</span><span style="color: rgba(0, 128, 0, 1)">/*</span><span style="color: rgba(0, 128, 0, 1)"><Redirect from="/*" to="/404"/></span><span style="color: rgba(0, 128, 0, 1)">*/</span><span style="color: rgba(0, 0, 0, 1)">}
</span></Switch>
</Router><span style="color: rgba(0, 0, 0, 1)">
)
}
}
export </span><span style="color: rgba(0, 0, 255, 1)">default</span><span style="color: rgba(0, 0, 0, 1)"> RouteMap
</span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">_this.props.history.push('/main')</span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">跳转可后退
</span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">_this.props.history.replace('/main')</span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">跳转不可后退
</span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)"> <Redirectfrom="/*" to="/" /> </span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">重定向
</span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)"> <Route path="*" component={NotFound404}/></span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">默认</span></pre>
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<p><span style="color: rgba(255, 0, 0, 1)">重点来了~!!!!!!!!!!!</span></p>
<p><span style="color: rgba(0, 0, 0, 1); font-size: 14pt">可以看到代码上面有一个注解 </span>BrowserRouter as,网上有很多人说加上它,但是我觉得没有解决根本问题</p>
<p><span style="font-size: 14pt">当路由加上 BrowserRouter as Router 的时候可以跳转,<span style="font-size: 18pt">但是<span style="font-size: 14pt">页面会报错,提示你</span></span></span></p>
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<pre>tiny-warning.esm.js:<span style="color: rgba(128, 0, 128, 1)">11</span> Warning: <BrowserRouter> ignores the history prop. To use a custom history, use `import { Router }` instead of `import { BrowserRouter <span style="color: rgba(0, 0, 255, 1)">as</span> Router }`.</pre>
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<p> </p>
<p><span style="font-size: 14pt">身为强迫症患者 怎么能容忍这个警告!!经过我仔细对比 终于发现问题所在,<span style="font-size: 18pt; color: rgba(255, 0, 0, 1)"><strong> </strong></span></span><span style="font-size: 18pt; color: rgba(255, 0, 0, 1)"><strong><code>history <strong><code>history <strong><code>history </code></strong><strong><code>history</code></strong></code></strong></code></strong></span></p>
<p><span style="font-size: 14pt">创建项目的时候我是直接安装 npm i history npm i react-router-dom 从而忽略版本这个问题,造成页面不出来</span></p>
<p><span style="font-size: 14pt; color: rgba(255, 0, 0, 1)"><code><span style="color: rgba(0, 0, 0, 1)">然后就出现上面的错误,经过我筛选才发现这个问题所在,特此谨记,然后我安装 </span></code><strong><code> npm i history@4.1.0 <span style="color: rgba(0, 0, 0, 1)">解决!!!!!!</span></code></strong></span></p>
<p><span style="font-size: 14pt; color: rgba(255, 0, 0, 1)"><span style="color: rgba(0, 0, 0, 1)">网上查找原因:</span></span></p>
<p> </p>
<p><span style="font-size: 14pt; color: rgba(255, 0, 0, 1)"><span style="color: rgba(0, 0, 0, 1)"><img src="https://img2020.cnblogs.com/blog/1506521/202009/1506521-20200911163244585-439786497.png" alt="" loading="lazy"></span></span></p>
<p> </p>
<p><span style="font-size: 14pt">众所周知 react-router-dom 是基于 react router 的 ,而它的版本还没有更新到。汗啊!!</span></p>
<p> </p>
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来源:https://www.cnblogs.com/wangyongping/p/13652524.html
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