RegExr Reviews and details

Social recommendations and mentions

• 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 / 4 months 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 / 4 months ago

• Camel Cards

  Using regexr.com it at least appears to work as expected. - Source: dev.to / 4 months 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: 5 months 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: 5 months ago

• Trebuchet?!

  Regexr has been an invaluable tool as a beginner. - Source: dev.to / 5 months 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 / 6 months 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 / 7 months 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: 10 months 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: 10 months 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: 10 months 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: 10 months ago

• VBA code to extract text

  Before to start with vba try to use regex here. Source: 10 months ago

• how to test variable if equals/matches 'a' or 'b' , '1' or '6' ??

  You can always get an explanation of any expression in regexr. Source: 10 months ago

• What does .[] do?

  I just started learning Regex again (I did not know much before anyway), and I was playing around in regexr and I tried .[] and it does not match anything, no letter, no words, nothing even special characters. Source: 10 months ago

• What tool made the biggest impact on your efficiency?

  Specifically as far as regular expressions are concerned, I've gotten a lot of mileage out of regexr. Source: 10 months ago

• Regex did i really need it

  Yeah it is weird, that's why the online RegEx builder and debugger like the one already mentioned above or this one too https://regexr.com/ are here. Source: 10 months ago

• Match constant string, variable number, optional whitespace

  Also a tip: check out https://regexr.com/. You can try out your regex code, consult a cheatsheet and documentation and compile a test set to check what matches! Source: 11 months ago

• egg⌨️irl

  Oh thanks! I usually use regexr or regex101, the only reason I hate regex is, that I always forget everything and I have to relearn it every time I need it. Source: 11 months ago

• this regex doesn't work - why?

  Last tip: there are a number of online regexp tools, such as https://regexr.com/ and https://regex101.com/ Those are great resources to learn how regexps work. Source: 12 months ago

• What are some good online resources with regex problems (and solutions)?

  Hi guys, can anyone recommend some online resources where I can find regex tasks (and hopefully guidelines how to solve them/solutions)? What I did so far: - went through all of the problems on regexone https://regexone.com/ - covered Ryan's tutorial on regex (will probably go through it again) - currently covering regexlearn.com/learn/regex10 Everyone seems to reccomend https://regexr.com/ but I don't think I... Source: about 1 year ago