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列表.html
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列表.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<script src="./js/react.js"></script>
<script src="./js/react-dom.js"></script>
<script src="./js/browser.js"></script>
<script type="text/babel">
class NumberList extends React.Component{
render() {
return <ul>
{this.props.numbers.map((number, index) => <li key={index}>{number}</li>)}
</ul>
};
}
ReactDOM.render(
<NumberList numbers={[1,2,3,4,5]}/>,
document.getElementById('div1')
)
</script>
</head>
<body>
<div id="div1"></div>
<div>/*key不应该这样使用,请查看列表-1.html*/</div>
</body>
</html>