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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" />
<title></title>
</head>
<body>
<div id="app"></div>
<script src="./libs/babel.min.js"></script>
<script src="./libs/react.js"></script>
<script src="./libs/react-dom.js"></script>
<script type="text/babel">
function App() {
const [person, setPerson] = React.useState({});
const keyUpHandle = (e) => {
let obj = { ...person };//取出person中的原始数据
obj[e.currentTarget.dataset.id] = e.currentTarget.value;//设置原始数据为其添加一个新的属性
setPerson(obj);//再存一遍数据
};
const saveHadnel = () => {
console.log(person);
};
return (
<div className="main">
<input type="text" data-id="name" onKeyUp={keyUpHandle} />
<input type="text" data-id="age" onKeyUp={keyUpHandle} />
<input type="text" data-id="nickName" onKeyUp={keyUpHandle} />
<input type="text" data-id="skills" onKeyUp={keyUpHandle} />
<input type="text" data-id="story" onKeyUp={keyUpHandle} />
<input type="text" data-id="friends" onKeyUp={keyUpHandle} />
<input type="text" data-id="favs" onKeyUp={keyUpHandle} />
<button onClick={saveHadnel}>保存</button>
</div>
);
}
ReactDOM.render(<App />, document.getElementById("app"));
</script>
</body>
</html>
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