From 9c370e8d408baa078d11c049761dea6ff6cd10b2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?David=20Ord=C3=A1s?=
 <3125580+davorpa@users.noreply.github.com>
Date: Thu, 14 Oct 2021 03:16:41 +0200
Subject: [PATCH] feat: Add the most important regex playgrounds (#6227)

* feat(playground): Add regex section

* feat(playgrounds): Add regex101.com by Firas Dib

* feat(playgrounds): Add regexr.com by GSkinner

* feat(playgrounds): Add regextester.com @ Dan Tools

* feat(playgrounds); Add iHateRegex.io by GeonGeorge
---
 more/free-programming-playgrounds.md | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/more/free-programming-playgrounds.md b/more/free-programming-playgrounds.md
index 5bc117fd..6e75771a 100644
--- a/more/free-programming-playgrounds.md
+++ b/more/free-programming-playgrounds.md
@@ -30,6 +30,7 @@
 * [R](#r)
 * [React](#react)
 * [Redis](#redis)
+* [Regular Expressions](#regular-expressions)
 * [Ruby](#ruby)
 * [Rust](#rust)
 * [RxJS](#rxjs)
@@ -230,6 +231,14 @@
 * [Try Redis](https://try.redis.io)
 
 
+### Regular Expressions
+
+* [iHateRegex: regex for playground](https://ihateregex.io/playground) - Geon George
+* [Regex Tester and Debugger Online - Javascript, PCRE, PHP](https://www.regextester.com) - Dan's Tools
+* [Regex101: build, test, and debug regex](https://regex101.com) - Firas Dib (regex101.com)
+* [RegExr: Learn, Build, \& Test RegEx](https://regexr.com) - GSkinner Inc.
+
+
 ### Ruby
 
 * [Codepad](http://codepad.org)