Regex Tester
Test and debug regular expressions
No matches
What is a Regex Tester?
A regular expression (regex) tester lets you write and test regex patterns against sample text in real time. Matches are highlighted as you type.
Common flags
g — global (find all matches), i — case-insensitive, m — multiline, s — dot matches newline.
Privacy
All processing happens in your browser. No data is sent to any server.