[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: How do I search for 9001 or 4001
|
From: |
Joe Fineman |
|
Subject: |
Re: How do I search for 9001 or 4001 |
|
Date: |
Wed, 22 Aug 2012 17:30:08 -0400 |
|
User-agent: |
Gnus/5.101 (Gnus v5.10.10) Emacs/22.3 (windows-nt) |
Barry Margolin <barmar@alum.mit.edu> writes:
> 4001\|9001 will work. Emacs uses basic regular expressions, which
> means that the extended regexp operators have to be escaped. This
> means you have to use \(, \|, and \) instead of (, |, and ).
Live & learn. I never thought of \| as an escaped |. I thought it
was an approximation to the logicians' $\vee$ for "or".
--
--- Joe Fineman joe_f@verizon.net
||: I wish I had never been born -- but who has such luck? Not :||
||: one in ten thousand. :||