-
RegExr
RegExr is a HTML/JS based tool for creating, testing, and learning about Regular Expressions.
-
SurveyJS
Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.
Here's some more websites that might help if you're interested: https://regexr.com/ - Lets you test the regex https://regex-generator.olafneumann.org/ - Can help you generate regex https://en.wikipedia.org/wiki/Regular_expression#Basic_concepts - Basic syntax
Here's some more websites that might help if you're interested: https://regexr.com/ - Lets you test the regex https://regex-generator.olafneumann.org/ - Can help you generate regex https://en.wikipedia.org/wiki/Regular_expression#Basic_concepts - Basic syntax