On Jan 12, 2008, at 9:12 PM, Daniel DeLorme wrote: > We all now regular expressions can be difficult to read, but it > seems to me like good syntax highlighting *within* a regexp would > make the task much easier. Even something as simple as a different > color for control characters vs literals. Is there an editor which > does that? > > Daniel > Daniel- This is not exactly a regex syntax highlighter but it is one of the coolest regex tools I'v ever seen. It's an animated state machine chart based on regexes you paste in and you can see the state machine animate as it matches your string: http://osteele.com/tools/reanimator/ Cheers- - Ezra Zygmuntowicz -- Founder & Software Architect -- ezra / engineyard.com -- EngineYard.com