Site icon Leonid Mamchenkov

Regex101 – online regex editor and debugger

Regex101 is an online regular expression editor and debugger.  You can test your regular expressions against sample data, see if the expression worked, watch it matched, and so on.  Having an explanation for each part of the regular expression dynamically generated, and a quick reference nearby is super handy too.

Update (November 7, 2018): Here’s another Regex Tester.

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