Adding Custom Regular Expressions
To use custom regex entries within your new custom profiler tag rules, you can also add new regex values.
![](../how-to/images/dss_regex_editor.png)
To use custom regex entries within your new custom profiler tag rules, you can also add new regex values.
For example:
\b(([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?))\b