4 ms·I'll second this, it's immensely useful when I can't wrap my head around a regular expression.by Adamantcheese 7y agoI'll second this, it's immensely useful when I can't wrap my head around a regular expression.masklinn 7y agoregex101.com is my go-to, because it supports regex flags and Python regexes.sbuk 7y agoGoing to add regexper.com which is really good for explaining RegEx patterns.