我有一种情况需要在两个不同的 id 处呈现两个不同的组件。像这样:
ReactDOM.render(
<Component1/>,
document.getElementById('Coponent-id-1'));
和:
var deal_recommendations_id = document.getElementById('deal_recommendations_app');
ReactDOM.render(
<Component2/>,
document.getElementById('Coponent-id-2'));
P.S This is different scenario than wrapping two component with a
div
and then rendering it on a singleid
我实际上正在尝试这样做:
ReactDOM.render((
<Provider store={store}>
<Router history={hashHistory}>
<Route path="/" component={WizardApp}> </Route>
<Route path="/overview" component={DealRecommendation}></Route>
<Route path="/overview/:deal" component={DealRecommendation}></Route>
<Route path="/users/invite" component={ReferralApp}></Route>
<Route path="/adm/custodian" component={CustodianApp}></Route>
</Router>
</Provider>
), document.getElementById('appRoot')
);
var deal_recommendations_id = document.getElementById('deal_recommendations_app');
ReactDOM.render(
<DealRecommendation/>,
deal_recommendations_id);
P.P.S 在正常情况下,它工作正常,如答案所示。
就我而言,在 deal_recommendations_id
三Links
( react 链接)已加载。当我点击其中任何一个时,我收到一条错误消息:
Link.js:95 Uncaught TypeError: Cannot read property 'pushState' of undefined
这是完整的片段:
import React, { Component } from 'react';
import ReactDOM from "react-dom";
import { Provider } from 'react-redux';
import { createStore, applyMiddleware, compose } from 'redux';
import thunk from 'redux-thunk';
import rootReducer from './reducers';
// import App from './components/App';
import WizardApp from './components/WizardApp';
import DealRecommendation from './components/dealRecommendation';
import ReferralApp from './components/referral/ReferralApp';
import CustodianApp from './components/admin/custodian/CustodianApp';
import { Router, Route, IndexRoute, Link, browserHistory, hashHistory } from 'react-router'
const store = createStore(rootReducer,compose(
applyMiddleware(thunk),
window.devToolsExtension ? window.devToolsExtension() : f => f
));
ReactDOM.render((
<Provider store={store}>
<Router history={hashHistory}>
<Route path="/" component={WizardApp}> </Route>
<Route path="/overview" component={DealRecommendation}></Route>
<Route path="/overview/:deal" component={DealRecommendation}></Route>
<Route path="/users/invite" component={ReferralApp}></Route>
<Route path="/adm/custodian" component={CustodianApp}></Route>
</Router>
</Provider>
), document.getElementById('appRoot')
);
var deal_recommendations_id = document.getElementById('deal_recommendations_app');
ReactDOM.render(
<DealRecommendation/>,
deal_recommendations_id);
查看快照。上面的 div 工作正常(在这种情况下,this.props.params
也被填充)。但是,我认为较低的 div 甚至在 <Routers>
之前就已经初始化了。被定义是导致我认为的问题。 (在这种情况下,this.props.params
将作为 undefined
出现)
--------------------DealRecommendation.js------------------------ ----------
import React from "react";
import ReactDOM from "react-dom";
import { Router, Route, IndexRoute, Link, browserHistory, hashHistory } from 'react-router';
import { createHistory } from 'history';
import RouterTabs from "./dealsOfInterest/routerTabs"
import '../style/deal_recommendation.css';
export default class DealRecommendation extends React.Component{
constructor(){
super();
}
render(){
if(this.props.params!=undefined){
if(this.props.params.deal==="rec_act"){
return(
<div className="deal_data_wrapper">
<h3>Deals of Interest</h3>
<RouterTabs/>
<h2>this is activity</h2>
</div>
)
}
else if(this.props.params.deal==="deal_news"){
return(
<div className="deal_data_wrapper">
<h3>Deals of Interest</h3>
<RouterTabs/>
<h2>This is Deal_news</h2>
</div>
)
}
else{
return(
<div className="deal_data_wrapper">
<h3>Deals of Interest</h3>
<RouterTabs/>
<h2>This works too</h2>
</div>
)
}
}
else{
return(
<div className="deal_data_wrapper">
<h3>Deals of Interest</h3>
<RouterTabs/>
<h2>This doesn't work</h2>
</div>
)
}
}
}
最佳答案
在一个脚本中使用两个 ReactDOM.render()
是完全没问题的。
看下面的例子
var Hello = React.createClass({
render: function() {
return <div>Hello {this.props.name}</div>;
}
});
ReactDOM.render(
<Hello name="World" />,
document.getElementById('container')
);
var HelloAgain = React.createClass({
render: function() {
return <div>Hello {this.props.name}</div>;
}
});
ReactDOM.render(
<HelloAgain name="World again" />,
document.getElementById('another-container')
);
引用以下文章
在你的情况下
var deal_recommendations_id = document.getElementById('deal_recommendations_app');
ReactDOM.render(
<DealRecommendation/>,
document.getElementById('deal_recommendations_id'));
deal_recommendation_id
已经是一个 DOM 元素而不是一个 id,您不需要再次使用 document.getElementById。像下面这样使用它
var deal_recommendations_id = document.getElementById('deal_recommendations_app');
ReactDOM.render(
<DealRecommendation/>,
deal_recommendations_id);
编辑:
据我所知,您需要删除 dealrecommendation 的冗余路由
ReactDOM.render((
<Provider store={store}>
<Router history={hashHistory}>
<Route path="/" component={WizardApp}> </Route>
<Route path="/overview/:deal" component={DealRecommendation}></Route>
<Route path="/users/invite" component={ReferralApp}></Route>
<Route path="/adm/custodian" component={CustodianApp}></Route>
</Router>
</Provider>
), document.getElementById('appRoot')
);
var deal_recommendations_id = document.getElementById('deal_recommendations_app');
ReactDOM.render(
<DealRecommendation/>,
deal_recommendations_id);
关于reactjs - 在两个不同的 ids 渲染两个组件 - React,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/39696434/