On 12/18/06 at 3:41 PM, [EMAIL PROTECTED] (Theo Van Dinter) wrote: > On Mon, Dec 18, 2006 at 02:39:13PM -0500, Andrew Brosnan wrote: > > In perl you can use $&, parens $1, $2, etc. to capture the text > > that matched a regex; but how do you do it in sa? > > It depends what you're trying to do. If you want to do matching > between different rules, you can't do it, short of writing a plugin > to do what you want. If you want to match within the same regex, > it's like any other regex: > > /([a-z]+) foo bar \1/ > > generally speaking, capturing increases resource usage, so don't do > it unless necessary (hence the large amount of (?:...) instead of > (...) in the rules).
Thanks Theo, I'd like the rule to catch when the first name in from: is also the subject:. I was going to capture the name in from: and compare it to subject:. I'll have to give some thought to how I can do that without capturing text. :-) Regards, Andrew