RegExr Reviews and Details

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• Learning Perl - Regular Expressions

  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 / 7 days ago

• The importance of the environment in Regex pattern matching

  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 / 8 months ago

• Ask HN: How did you learn Regex?

  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 / 10 months ago

• Ask HN: How did you learn Regex?

  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 / 10 months ago

• Ask HN: How did you learn Regex?

  Mostly building things that needed complex RegEx, and debugging my regular expressions with https://regexr.com/. - Source: Hacker News / 10 months ago

• Form Validation In TypeScipt Projects Using Zod and React Hook Form

  For username: You are using the min() function to make sure the characters are not below three and, then the max() function checks that the characters are not beyond twenty-five. You also make use of Regex to make sure the username must contain only letters, numbers, and underscore. - Source: dev.to / 11 months ago

• Demystifying Regex in Go

  Online regex testers and debuggers: Tools like (https://regex101.com/) or (https://regexr.com/) can help you test and debug your regular expressions before integrating them into your Go code. - Source: dev.to / about 1 year ago

• How to Validate Emails in PHP: regex, filter_var(), and API Explained

  Use online regex testers: Tools like Regex101 or RegExr can help visualize how your regex matches against test strings, providing explanations and highlighting potential issues. - Source: dev.to / about 1 year ago

• Hot Springs

  When thinking about how I might compare an arrangement to the contiguous group of damaged springs, I used regexr.com to experiment with very specific regexs that used the numbers. - Source: dev.to / over 1 year ago

• Demystifying Regular Expressions (Regex): A Chat Sheet Guide

  There are plenty of online regex tools to test and experiment with regex patterns. Some popular ones include RegExr, RegEx101, and RegexPlanet. - Source: dev.to / over 1 year ago

• Camel Cards

  Using regexr.com it at least appears to work as expected. - Source: dev.to / over 1 year ago

• [2023 Day 2] [Python] Stuck on the first task

  If you are going to use RE's, use something like https://regexr.com/ to double check that they're doing what you want. I was suspicious of your 'cols = re.findall(r'\d+ .....', i)' line, and indeed it does miss some columns. You should rethink your column detection, and either not use REs or learn how to use capture groups and \w. There would then be no reason to use yet another RE in your column iterator to... Source: over 1 year ago

• 2023 Day 2 Part A [Java] regex pattern not matching

  First time posting here, let me know if I need to edit post to conform to any rules. My issue is that I'm trying to match regex pattern to separate out the number of cubes drawn and its color but my Matcher object seems to not be returning any matches so it's throwing a no match found exception when I try to call digitMatcher.group(). I have tested my regex pattern on sites like regexr and it seems to pass there... Source: over 1 year ago

• Trebuchet?!

  Regexr has been an invaluable tool as a beginner. - Source: dev.to / over 1 year ago

• Amazing tools that you must use to improve your work flow

  Regexr This site lets you build regex expressions while explaining how it will behave. Supports JavaScript & PHP/PCRE RegEx. Very useful if dealing with complex expressions. Regexr.com. - Source: dev.to / over 1 year ago

• 10 Lesser-Known Tools and Websites to Spice Up Your Developer Toolbox

  RegExr simplifies working with regular expressions. This online tool provides a visual interface for building and testing regex patterns in real-time, making regex less intimidating. - Source: dev.to / over 1 year ago

• Regex not working

  Ho did you arrive at the regex? I usually use a website to , such as https://regex101.com/, https://regexr.com/, https://regex-generator.olafneumann.org/ in combination of each other, as some explain better than the other. Source: almost 2 years ago

• Capture the first instance, but don't stop?

  I pulled this into regexr.com and it yielded the same results except it removed :41:. Source: almost 2 years ago

• Calibre Tag Association

  Okay. If you want to automate it you need to learn regular expressions (regex). You can test the code at (list non-exhaustive): https://regexr.com/ and https://regex101.com/. Source: almost 2 years ago

• I'm having difficulty to fully understand this specific regular expression thing.

  Https://regexr.com/ is a valuable resource for learning regex, just put your regex in the box and it will tell you exactly what each part does. Source: almost 2 years ago

• VBA code to extract text

  Before to start with vba try to use regex here. Source: almost 2 years ago