November 27, 2006 at 7:12 pm #4030
Yutaka Emura
Keymaster
Searching for regular expression
(cat|mouse)
can find cat OR mouse.
I am not sure what you mean by “cat but not mouse”. It donesn’t make sense to me.
See http://www.emeditor.com/help/howto/search/search_regexp_syntax.htm
for more information about regular expression syntax.