- Objective:
- Breadcrumb:
# 概念阐释
## 语义
在React中，使用花括号`{}`, 可以将JavaScript直接嵌入到HTML标签中
## 语法
```jsx
<h1> {2+3} </h1>
```
# 实例
# 相关内容
# 问题
写一个2+3=5
```jsx
import ...
import {creatRoot} from ...
const container =...
const root = ...
const math = ...
root.render(...)
```
# 问题答案
```jsx
import React from 'react';
import { createRoot } from 'react-dom/client';
const container = document.getElementById('app');
const root = createRoot(container);
const math = <h1>2+3 = {2+3}</h1>;
root.render(math);
```
# 参考资料
- [Curly Braces in JSX - codecademy](https://www.codecademy.com/journeys/full-stack-engineer/paths/fscj-22-front-end-development/tracks/fscj-22-react-part-i/modules/wdcp-22-jsx-752c2293-9f61-412a-92e2-70ad6e01a0a7/lessons/react-jsx-advanced/exercises/jsx-curly-braces)