Editing Regular expression (section)

==External links==
<!-- Please note: There are thousands of regex tools in existence. Since Wikipedia is not a repository of links (see [[WP:NOT]] and [[WP:LINKS]]), please do not add links to such resources. They will likely be removed. -->
{{Wikibooks|Regular Expressions}}
{{Wikibooks
|1=R Programming
|2=Text Processing
}}
{{Wiktionary|regular expression}}
* {{Commons category-inline|Regex}}
* ISO/IEC/IEEE 9945:2009 [https://www.iso.org/standard/50516.html ''Information technology – Portable Operating System Interface (POSIX) Base Specifications, Issue 7'']
* [https://pubs.opengroup.org/onlinepubs/9799919799/basedefs/V1_chap09.html Regular Expressions, IEEE Std 1003.1-2024, Open Group]
* [https://github.com/slevithan/awesome-regex Open source list of regular expression resources]

{{Formal languages and grammars}}
{{Strings}}
{{Authority control}}

[[Category:Regular expressions| ]]
[[Category:1951 introductions]]
[[Category:Articles with example code]]
[[Category:Automata (computation)]]
[[Category:Formal languages]]
[[Category:Pattern matching]]
[[Category:Programming constructs]]