[Date Prev][Date Next][Subject Prev][Subject Next][
Date Index][
Subject Index]
Re: Re[2]: VA|01
- Subject: Re: Re[2]: VA|01
- From: cld@xxxxxxxx (Carl Distefano)
- Date: Tue, 12 Nov 2002 19:12:08 +0000
Robert wrote:
≪ The second of these expressions [{238}] can be used to precisely pinpoint the
position of the first occurrence of a sub$tring within another $tring. You can
also frame it to inquire whether CONTAIN or NOT CONTAIN, whereas the first
expression [{240}] can only be used to make a CONTAIN inquiry. ≫
Well, you can say {240}"\")> to test for NOT CONTAIN, but since
it's a few bytes longer than <0>, and there's no advantage in
speed or otherwise, we go with the latter.
--
Carl Distefano
cld@xxxxxxxx
http://users.datarealm.com/xywwweb/