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freeCodeCamp/guide/english/certifications/front-end-libraries/react/add-comments-in-jsx/index.md
Randell Dawson 1494a50123 fix(guide): restructure curriculum guide articles (#36501)
* fix: restructure certifications guide articles
* fix: added 3 dashes line before prob expl
* fix: added 3 dashes line before hints
* fix: added 3 dashes line before solutions
2019-07-24 13:29:27 +05:30

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---
title: Add Comments in JSX
---
# Add Comments in JSX
---
## Problem Explanation
You can comment as you used to do with code blocks in JavaScript `/* some JS code */` but they need to wrapped by curly braces to add comments in JSX:
For example:
* Single-line comment:
```jsx
{/*<h1>Hanoi University of Science</h1>*/}
```
* Multi-line comments:
```jsx
{/*
<h1>Hanoi University of Science</h1>
<p>Falculty of Mathematics, Mechanics and Informatics</p>
*/}
```
Notice: You can't use HTML comment in JSX like this:
```html
<!-- not working -->
```