From: Michael campbell <michael_s_campbell@...>
Date: 2003-10-17T09:13:35+09:00
Subject: Re: regexp problem

Brett S Hallett wrote:
> I'm trying to detect the string "0,0,0"  ( that's  numeric comma numeric 
> comma numeric) which is a value returned by cdrecord -scanbus
> for detecting CD-ROM drives attached to a Linux system.
> I have tried numerous regexp expressions but cannot get  that string to 
> be detected.
> 
> eg : "[0-9]\.[0-9]\,[0-9]"
> 
> I assume that the comma is causing the trouble but even using \ escape ( 
> \,) does not solve the problem.
> 
> Help please, thanks

Your first "comma" there is a period, which would be ok except you've 
escaped it to mean a literal "." instead of its meta-char meaning of 
"any character".

/[0-9],[0-9],[0-9]/.match("0,1,2")

works for me.