regexp

Lesson in the Go Roadmap · Stage 31: Standard Library

Last updated 14 September 2026

What is regexp?

Standard library package for regular expression functionality. Implements RE2 syntax for safe, efficient pattern matching. Provides functions for matching, finding, replacing text patterns. Supports compiled expressions for performance. Essential for text processing, validation, parsing.

Study this in the interactive course See the whole Go roadmap

Free resources to learn regexp

Official docsregexp package
ArticleMastering Regular Expressions in Golang
ArticleA deep dive into regular expressions with Golang

regexp: common questions

Can I learn regexp in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain regexp in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this regexp tutorial for beginners?

It is lesson 115 of 172 in the free Go roadmap, in stage 31, Standard Library. If you are new to Go, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.