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Judith Huang/demos

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<html>
<head>
<title>非受控组件</title>
</head>
<body>
<div id="root"></div>
<script type="text/javascript" src="../../js/react.development.js"></script>
<script type="text/javascript" src="../../js/react-dom.development.js"></script>
<script type="text/javascript" src="../../js/babel.min.js"></script>
<script type="text/babel">
class Login extends React.Component {
onSubmit = (event) => {
event.preventDefault();
console.log(`你输入的用户名是: ${this.username.value},密码是: ${this.password.value}`);
}
render() {
return (
<form onSubmit={this.onSubmit}>
用户名<input ref={ref => this.username = ref} type="text" placeholder="用户名" /> &nbsp;
密码<input ref={ref => this.password = ref} type="password" placeholder="密码" /> &nbsp;
<button>登录</button>
</form>
);
}
}
ReactDOM.render(<Login />, document.getElementById('root'));
</script>
</body>
</html>
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