| 1 | initial version |
Are you using the matches operator in a display filter? (WSUG - Comparing Values)
It supports PCRE regular expressions. regex101 or CyberChef can be used to test the regex.
. - Matches any single character
.* - Matches Zero or more of any character
.+ - Matches one or more of any character
http.host matches "web.*net" - match strings containing web thennet with zero or more characters between