Regexper
RegExr
regular expressions 101
rubular
RegEx Generator
The Regex Coach
RegexPlanet Ruby
Expresso
Python Examples
PythonAnywhere
Learn Python The Hard Way
This is a huge collection of Python Examples and Python Programs. Complete your Python Projects with the help of Python Code Examples that we present with lucid explanation.
In these Python Examples, we cover most of the regularly used Python Modules; Python Basics; Python String Operations, Array Operations, Dictionaries; Python File, Input & Output Operations; Python JSON Processing; Python GUI.
Regexper Python ExamplesBased on our record, Regexper seems to be more popular. It has been mentiond 25 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.
Super cool roster! Niche text generators come to mind, e.g., text version of regex train tracks / git traces come to mind. png/svg version https://regexper.com/#%5Cd%7B5%7D%28-%5Cd%7B4%7D%29%3F idk if any robust ascii lib exists, same for things like root cause or swimlanes etc. Have done some 1-off 1-shots of similar for AI input/output is primary frame of reference, and plenty of others have attempted same to... - Source: Hacker News / about 1 month ago
Not a direct learning resource, but a few quick tips: 1) Know what language you're targeting beforehand, if possible (e.g. Javascript regex or Perl regex or POSIX regex, etc.). There are a lot of different regex "dialects" (kinda like SQL dialects) and the operators aren't always compatible, and not every implementation supports all the features (like "negative lookaheads"). 2) Railroad diagrams can be really... - Source: Hacker News / almost 2 years ago
That's my go-to these days, but sometimes I like to see a diagram from this one: https://regexper.com I've just slowly learnt it by experimenting with it over the past few years. People have mostly mentioned matching, but I use it more for string manipulation. I'm still not as intermediate a programmer as I'd like to be, so it's great when I need to invert a design decision for example. A similar code structure in... - Source: Hacker News / about 2 years ago
Regexper takes your regular expressions to the next level. It generates interactive, visually appealing diagrams that help you understand your regex patterns. With Regexper, you can see your regex patterns come to life, making complex expressions easier to grasp. - Source: dev.to / almost 3 years ago
If it's a one-off regex to scrape some data and you verify the output, great. If it's to be used in an application and you don't understand it, that could be an issue. There's some great online tools to convert regex to railroad diagrams like https://regexper.com/ which I recommend if you don't understand some regex AI produced. Source: over 3 years ago
RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.
PythonAnywhere - Host, run, and code Python in the cloud: PythonAnywhere
regular expressions 101 - Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.
Learn Python The Hard Way - One of the best guides to learn Python & coding in general
rubular - A ruby based regular expression editor
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.