---
title: "RegEx in JavaScript with a cool project 🔥"
url: https://daily.dev/posts/regex-in-javascript-with-a-cool-project--yhxvjjjxk
source_url: https://dev.to/jaspalsingh1998/regex-in-javascript-with-a-cool-project-2e6m
type: article
source: "DEV"
published: 2021-10-11T04:48:14.822Z
updated: 2021-10-11T04:48:14.823Z
tags: ["general-programming", "javascript"]
reading_time: 3
upvotes: 26
comments: 4
language: en
---

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# RegEx in JavaScript with a cool project 🔥

**[DEV](https://daily.dev/sources/devto)** · 3 min read · 26 upvotes · 4 comments

## Summary

RegEx is short for Regular Expresssions. RegEx are strings of special characters that are used as patterns to match against strings. There are two ways to define RegEx in JavaScript. We will be building a project using RegEx to validate mobile number in US format.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://dev.to/jaspalsingh1998/regex-in-javascript-with-a-cool-project-2e6m>

## Community discussion

Top comments from developers on daily.dev.

**@dgesteves** · 2 upvotes

> Really nice article, just what i was looking for.

**@lorezz** · 2 upvotes

> Great article, A recap on how to use regex with litterals and a usefull example how to match a phone number with multiple regex.

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---

Tags: [#general-programming](https://daily.dev/tags/general-programming), [#javascript](https://daily.dev/tags/javascript)

[View this post on daily.dev](https://daily.dev/posts/regex-in-javascript-with-a-cool-project--yhxvjjjxk)