# Developer essentials: How to search code using grep

DevFeed: [Developer essentials: How to search code using grep](<https://devfeed.tech/articles/developer-essentials-how-to-search-code-using-grep-4114.md>)

Original publisher: [Read original article](<https://developer.mozilla.org/en-US/blog/searching-code-with-grep/>)

Author: brian-smith

Published: 2023-07-03T00:00:00Z

Content type: tutorial

Language: en

Sources: [MDN Blog](<https://devfeed.tech/sources/mdn-blog.md>)

Topics: [Web Development](<https://devfeed.tech/topics/web-development.md>)

Tags: [code](<https://devfeed.tech/tags/code.md>), [command-line](<https://devfeed.tech/tags/command-line.md>), [developer](<https://devfeed.tech/tags/developer.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [search](<https://devfeed.tech/tags/search.md>)

## AI overview

A tutorial on using grep from the command line to search code and text with regular expressions.

## Source excerpt

grep is a powerful tool for searching code from the terminal. This post will show you how to use grep and why it's an essential developer tool.