This filter is intended only for users with a good knowledge of regular expressions. If
you don't know what you're doing, it's possible for you to accidentally lose the ability
to ever receive a message again. If you are unsure of the syntax required, please see
this documentation." *af:regexp-doc-url*))}
Check regular expression
{(af:verify-regexp)}
Before you try to use your regular expression, let me check it to see
if I'd filter your message properly.