- regex101: build, test, and debug regex
Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP PCRE, Python, GO, JavaScript, Java, C# NET, Rust
- RegExr: Learn, Build, Test RegEx
RegExr is an online tool to learn, build, test Regular Expressions (RegEx RegExp) Supports JavaScript PHP PCRE RegEx Results update in real-time as you type Roll over a match or expression for details Validate patterns with suites of Tests Save share expressions with others Use Tools to explore your results
- Regular expression - Wikipedia
The phrase regular expressions, or regexes, is often used to mean the specific, standard textual syntax for representing patterns for matching text, as distinct from the mathematical notation described below
- Regex Tutorial - How to write Regular Expressions?
A regular expression (regex) is a sequence of characters that define a search pattern Here's how to write regular expressions: Start by understanding the special characters used in regex, such as " ", "*", "+", "?", and more Choose a programming language or tool that supports regex, such as Python, Perl, or grep
- Regular expression syntax cheat sheet - JavaScript | MDN
This page provides an overall cheat sheet of all the capabilities of RegExp syntax by aggregating the content of the articles in the RegExp guide If you need more information on a specific topic, please follow the link on the corresponding heading to access the full article or head to the guide
- Regular Expression Examples
Below, you will find many example patterns that you can use for and adapt to your own purposes Key techniques used in crafting each regex are explained, with links to the corresponding pages in the tutorial where these concepts and techniques are explained in great detail
- Regex Cheat Sheet - rexegg. com
Regular Expressions Syntax Reference Includes tables showing syntax, examples and matches
- regex101: Regex tutorial
Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP PCRE, Python, GO, JavaScript, Java, C# NET, Rust
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