Regular Expression Tester (Regex)
Test your regular expressions live: check matches and groups over a text. For JavaScript. Free.
About Regular Expression Tester (Regex)
Test your regular expressions live: check matches and groups over a text. For JavaScript. Free. Regular Expression Tester (Regex) is a free tool from the Programming and Development category of RoviDev. Speed up your development workflow without leaving the browser. Since everything is processed locally, you can use it with sensitive data with complete peace of mind.
How to use Regular Expression Tester (Regex)
- Open Regular Expression Tester (Regex) in RoviDev (you don't need to install anything or register).
- Enter the required data in the tool form.
- Press the button and see the result instantly on the screen.
Frequently asked questions
What is Regular Expression Tester (Regex) for?
Test your regular expressions live: check matches and groups over a text. For JavaScript. Free. You just have to enter the data and you get the result instantly, without leaving the page.
Is Regular Expression Tester (Regex) free?
Yes. Regular Expression Tester (Regex) is 100% free and requires no registration. The service is maintained thanks to advertising.
Are the data I enter saved?
No. The calculation is done in your browser; We do not send or store your data on any server.
Can I use it from my mobile?
Yes. The tool is responsive and works on mobile, tablet and computer from any browser.
Is my data or code uploaded to a server?
No. Everything is processed locally, in your browser, so it is secure even with sensitive data.