Zoonk icon

Regular expression

Sequence of characters that forms a search pattern

Share something about Regular expression


Chapters have lessons for teaching a topic. Help more people learn about Regular expression. Create the first chapter.

Interactive exercises for learning Regex

RegexOne provides interactive exercises and practical problems for learning (and practicing) Regex (Regular expressions).

Regular Expressions for Regular Folk

Experimental “book” about regular expressions. It is largely visual and example-based. It covers the following topics: Introduction Basics Character Classes Character Escapes Escapes Groups Repetit