Regular expression tester
Test regular expressions, flags, and text matches in real time.
Flags
6 matchs
UtiliToolsPosition: 0
offersPosition: 15
onlinePosition: 27
toolsPosition: 34
digitalPosition: 44
tasksPosition: 52
How it works
Enter a pattern, select the flags, and add test text. The tool compiles the regular expression in your browser and displays matches and their positions.
Frequently asked questions
Which flags can I use?
You can enable g, i, m, s, and u, which are common JavaScript regular expression flags.
What if the expression is invalid?
The tool shows the error message and does not try to run the pattern.