<!DOCTYPE html>
<html>
<head>
<meat charset="UTF-8">
<title>3_函数式组件使用props</title>
</head>
<body>
<!-- 准备好一个容器 -->
<div id="test1"></div>
<div id="test2"></div>
<div id="test3"></div>
<!-- 核心库 -->
<script type="text/javascript" src="../js/react.development.js"></script>
<!-- react-dom,操作dom -->
<script type="text/javascript" src="../js/react-dom.development.js"></script>
<!-- 引入babel，jsx转为js -->
<script type="text/javascript" src="../js/babel.min.js"></script>
<!-- 此处一定要写babel -->
<script type="text/babel">
function Person(props){
console.log(props);
const {name,age,sex}=props
return(
< ul >
<li>姓名：{name}</li>
<li>性别：{age}</li>
<li>年龄：{sex}</li>
</ul>
)
}
// Person.propTypes = {
// name:PropTypes.string.isRequired,//限制name必传，且为字符串
// sex:ProTypes.string, //限制sex为字符串
// age:ProTypes.number, //限制age为数值
// }
Person.defaultProps = {
sex:'男',//sex默认值为男
age:18 //age默认值为18
}
//2.渲染组件到页面
ReactDOM.render(<Person name="jerry" />, document.getElementById('test1'));
</script>
</body>
</html>
