Regular Expressions

Resources

Articles

• Let's Build a Regex Engine - Alex Grebenyuk

Books

• Mastering Regular Expressions - Jeffrey E. F. Friedl

Playgrounds

• Pythex

• Regex101

• Regexr

• Rubular

Websites

• Regex Crossword

• Regex Golf

• RegexLearn

• RegexOne

• Regular Expression Language - Quick Reference - Microsoft Docs

• Regular-Expressions.info