About this extension
Are you tired of switching back and forth from terminal to web apps to validate regular expressions? This web extension will help you check matches in a string against a regular expression.
If you think this add-on violates Mozilla's add-on policies or has security or privacy issues, please report these issues to Mozilla using this form.
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1. Input values are persisted across sessions. (Here 'sessions' refer to the activity of closing and opening the popup)