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Re: () in condition

2003-03-10 10:57:18
        At 08:27 2003-03-10 -0800, Tyler F. Creelan wrote:
I'm wondering what the significance of conditions prefixed with "()"
is. For example, on the Infinite Ink page, this condition is listed in
the section on using MATCH to deliver mail:

* MATCH ?? ()\/[^(_at_)]+
-----------^^

It's a null regexp condition used as an interpretive padding for '\' at the beginning of a regexp. You'll often see it before \< as well.

Sadly, I don't recall seeing it mentioned in the manpages.

---
 Sean B. Straw / Professional Software Engineering

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