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Based on our record, RegExr should be more popular than Regex Crossword. It has been mentiond 368 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Use Online Tools: There are many online regex testers and visualizers that can help you see how your patterns match against sample text. These tools often provide explanations for each part of the regex. I personally use https://regexr.com/. - Source: dev.to / 4 months ago
However - here it becomes weird - when testing the original regex rule (the first one, without the \u00A0 part) on the same string in an interactive visualiser (https://regexr.com/ for instance), there is a match:. - Source: dev.to / 12 months ago
Learned regex in the 90's from the Perl documentation, or possibly one of the oreilly perl references. That was a time where printed language references were more convenient than searching the internet. Perl still includes a shell component for accessing it's documentation, that was invaluable in those ancient times. Perl's regex documentation is rather fantastic. `perldoc perlre` from your terminal. Or... - Source: Hacker News / about 1 year ago
I read a lot on https://www.regular-expressions.info and experimented on https://rubular.com since I was also learning Ruby at the time. https://regexr.com is another good tool that breaks down your regex and matches. One of the things I remember being difficult at the beginning was the subtle differences between implementations, like `^` meaning "beginning of line" in Ruby (and others) but meaning "beginning of... - Source: Hacker News / about 1 year ago
Mostly building things that needed complex RegEx, and debugging my regular expressions with https://regexr.com/. - Source: Hacker News / about 1 year ago
I'm surprised nobody's mentioned the other Regex Crossword [0], it's shown up on HN several times [1][2] and has a fantastic user-submitted puzzle section (that includes the MIT Mystery Hunt puzzle [3]) and a puzzle builder. 0: https://regexcrossword.com/ 1: https://news.ycombinator.com/from?site=regexcrossword.com 3: https://regexcrossword.com/playerpuzzles/8cbea27f-c4c5-4d11-a509-6a622ba01107. - Source: Hacker News / about 1 year ago
The Regex Crossword was the first thing that made it click for me: https://regexcrossword.com/. - Source: Hacker News / about 1 year ago
I really liked Mastering Regular Expressions by Jeffrey Friedl. He goes in depth on what they are (with a bit of FSA background) and how a regex engine works. It helps conceptualize what's going on and how to know what your specific regex library is doing. Does that matter all that much? Not necessarily, but it's good to know things like whether or not your regex can blow in time complexity due to back tracking or... - Source: Hacker News / over 1 year ago
The only good thing to come out of regular expressions is https://regexcrossword.com/. - Source: Hacker News / over 1 year ago
I thought this crossword, where one can start learning regex step-by-step. A great app, though. https://regexcrossword.com/. - Source: Hacker News / almost 2 years ago
regular expressions 101 - Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.
rubular - A ruby based regular expression editor
RegexOne - RegexOne offers learning regular expressions with simple, interactive examples.
Expresso - The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer with an extensive knowledge of regular expressions.
Regexper - regex visualization tool
RegEx Generator - RegEx Generator is a simple-to-use application that comes with the brilliance of intuitive regex and is also helping you out to test the regex.