v2.0 BETA by gskinner RegExr v1 GitHub Tutorial Library {{getLabel()}} {{getLabel()}} {{getStaticRating()}} {{getIcon()}} {{getLabel()}} {{getDetail()}} RegExr is an online tool to learn , build , & test Regular Expressions (RegEx / RegExp). Results update in real-time as you type. Roll over a match or expression for details. Save & share expressions with others. Explore the Library for help & examples. Undo & Redo with {{getCtrlKey()}}-Z / Y. Search for & rate Community patterns. Expression share save flags Text Welcome to RegExr v2.0 by gskinner.com! Edit the Expression & Text to see matches. Roll over matches or the expression for details. Undo mistakes with {{ctrl}}-z. Save & Share expressions with friends or the Community. A full Reference & Help is available in the Library, or watch the video Tutorial. Sample text for testing: abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUV...