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Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, GO, JavaScript, Java, C#/.NET, Rust.
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.
Regular Expression Tester with highlighting for Javascript and PCRE. Quickly test and debug your regex.
This free regular expression tester lets you test your regular expressions against any entry of your choice and clearly highlights all matches. It is JavaScript based and uses XRegExp library for enhanced features.
Show Captures. Matches. Replace. LeeVox © 2017. Regular Expression Tester for .Net, Python, Java and JavaScript.
Test and debug regular expressions online with ease.
Regular Expression Tester and Visualizer is a free online developer tool to test and visualize a regular expression against any string instantly with matches highlighted including a cheat sheet and reference.
Level up your regex skills with Regexr101. Effortlessly test, debug, and optimize your regular expressions using our syntax-highlighted tester.
RegExr is an online tool to learn, build, & test Regular Expressions (RegEx / RegExp). Results update in real-time as you type. Roll over a match or expression for details.
Regular Expression Tester. free regex tool for testing Javascript and PCRE reference, and popular community patterns.