jsx语法 和 注释写法


<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Titletitle>
head>
<body>

<div id="app">div>

<script src="./node_modules/@babel/standalone/babel.min.js">script>
<script src="./node_modules/react/umd/react.development.js">script>
<script src="./node_modules/react-dom/umd/react-dom.development.js">script>
<script type="text/babel">


    const user = {
        name: 'aaaa',
        age: '11',
        gender: 0
    };

    const element = (
        <div>
            {
                // {}
                // 不推荐这样写注释
                //注释
            }
            {/*推荐单行注释符号*/}
            {
                /*
                推荐多行行注释符号
                推荐多行行注释符号
                */
            }
            <p>{`hello ${user.name}`}p>
            <p>{'hello' + user.name}p>
            <p>{'hello'}p>
            <p>{1 + 1}p>
            <p>{user.age}p>
            <p>{user.name}p>
            <p>{user.gender === 0 ? '男': '女'}p>
        div>
    );


    ReactDOM.render(element, document.getElementById('app'));
script>

body>
html>

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