我是React的初學者,我嘗試從FreeCodeCamp做一個「Camper Leader Board」項目。 在StackOverflow的代碼片斷它拋出我:
`「消息」:「語法錯誤:嵌入式通天腳本:預計相應的JSX關閉了 標籤請幫我找出什麼是錯誤的下面的代碼:React語法錯誤:預期對應的JSX結束標記<img>
"use strict";
class TableBox extends React.Component {
constructor(props) {
super(props);
this.state = {
data: []
};
}
loadCampersFromServer() {
fetch('https://fcctop100.herokuapp.com/api/fccusers/top/alltime')//alltime or recent
.then(
(response) => {
if (response.status !== 200) {
console.log('Looks like there was a problem. Status Code: ${response.status}');
return;
}
response.json().then((data) => {
console.log('getting data:', data);
this.setState({data: data});
})
}
)
.catch(function (err) {
console.log('Fetch Error :-S', err);
});
}
componentDidMount() {
this.loadCampersFromServer();
}
render() {
return <CampersList />;
}
}
class CampersList extends React.Component {
constructor(props) {
super(props);
}
render() {
console.log(this.state);
let campersNodes = this.state.data.map((element, index) => {
return (
<Camper user={element} index={index} />
);
});
return (
<table>
<tr>
<th>#</th>
<th>Camper Name</th>
<th>Points in past 30 days</th>
<th>All time points </th>
</tr>
{campersNodes}
</table>
)
}
}
class Camper extends React.Component{
constructor(props){
super(props);
}
render(){
<tr>
<td>{this.props.index}</td>
<td>
<img src = {this.props.user.img} alt="logo">
{this.props.user.userName}
</td>
<td>{this.props.user.recent}</td>
<td>{this.props.user.alltime}</td>
</tr>
}
}
ReactDOM.render(<TableBox />, document.getElementById('root'));
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.1.0/react.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.1.0/react-dom.min.js"></script>
<div id="root"></div>
當你正確關閉'img'標籤時,你看到了什麼錯誤信息? – Timo