rubular
RegExr
Expresso
RegEx Generator
RegexPlanet Ruby
Reggy
regular expressions 101
The Regex Coach
db<>fiddle
SQL Fiddle
DB Fiddle
Online SQL Editor
SQLZOO
SQLBolt
Codecademy
Rextester
rubular db<>fiddleBased on our record, rubular should be more popular than db<>fiddle. It has been mentiond 36 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.
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 / 9 months ago
As a ruby developer, I was happy to find that VS Code / TextMate grammar files use the same regular expression engine called Oniguruma as ruby itself. Thus, I could be sure that when trying my regular expressions in my favorite online regex tool, rubular.com, there would be no inconsistencies due to the engine inner workings. - Source: dev.to / over 1 year ago
In my testing on a couple of regex testers (https://rubular.com/ & https://regex101.com/) this seems to select the postcode correctly each time. Source: almost 2 years ago
Copied from Rubular ( a nice tool to test regexes ):. Source: over 2 years ago
To add on to this from a regex perspective - I find regex to be invaluable in my workflows. Once you learn the basics I always test and debug my strings using https://rubular.com because it has string hints at the bottom that are readily available. Source: over 2 years ago
Tools like db<>fiddle and SQL Fiddle allow you to write and test queries in a live environment without needing a local database setup. You can share your SQL examples with others by providing them with a unique link to your query. - Source: dev.to / 30 days ago
Also, reducing your problem down to a minimal reproducible example, along with some sample data (and ideally a http://sqlfiddle.com/ or https://dbfiddle.uk/ link) will get you much better answers. Source: about 2 years ago
Http://dbfiddle.uk has an AdventureWorks test DB that you could use. Source: about 2 years ago
If you used https://dbfiddle.uk to create a table, load it up with a minimum set of representative rows, then created a minimal, yet representative "first query" and then mocked up what you want your "second query"'s output to look like based on the example data, it might be way easier to comprehend what you are talking about. Source: about 2 years ago
Put it in a fiddle, like dbfiddle.uk or sqlfiddle.com. Source: over 2 years ago
RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.
SQL Fiddle - A tool for easy online testing and sharing of database problems and their solutions.
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.
DB Fiddle - An online tool for testing, sharing and collaborating on SQL snippets
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.
Online SQL Editor - Free Online SQL Editor