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我設置了一個簡單的React應用程序,默認情況下,該應用程序呈現項目提要,並且使用react-router
可以提取類似的列表。問題是我似乎無法導入與路由配對的組件。組件未被導入到應用程序中
的Index.html
<html>
<head></head>
<body>
<!-- hard-coded header -->
<div id="react-content"></div>
<script src="bundle.js"></script> <!-- webpack js bundle -->
</body>
</html>
在的WebPack bundle.js
:
routes.js
import React from 'react';
import {render} from 'react-dom';
import {Router, Route, IndexRoute, hashHistory} from 'react-router';
import {Feed} from './Feed';
console.log('routes.js fired');
var App = React.createClass({
render() {
return (
<div className="app">
</div>
);
}
});
console.log(Feed);
render((
<Router history={hashHistory}>
<Route path="/" component={Feed} />
</Router>
), document.getElementById('react-content'));
Feed.js
import React from 'react';
import {render} from 'react-dom';
import {Link} from 'react-router';
var SearchBox = React.createClass({
getInitialState: function() {
console.log('getInitialState fired');
return {query: ''};
},
render: function() {
return (
// render - should work fine
);
}
});
var ItemList = React.createClass({
render: function() {
var itemNodes = this.props.data.reverse().map(function(item) {
return (
// list rendering - works fine on its own
);
});
return (
// render
);
}
});
var Feed = React.createClass({
loadItemsFromServer: function() {
// ajax call
},
getInitialState: function() {
console.log('Feed fired');
return {data: []};
},
componentDidMount: function() {
this.loadItemsFromServer();
},
render: function() {
return (
// render
);
}
});
export default Feed; // have also tried export {Feed};
當我跑,我得routes.js fired
因此文件正在被調用。但是,console.log(Feed)
顯示undefined
。 (當我console.log要麼React
或render
我得到預期的對象)
我有導入/導出或以其他方式使組件可用的方式有什麼問題嗎?
保留feed.js中的'default export'並更改爲'從./Feed'導入Feed';'routes.js中 – azium