Re: How to extract Numbers

Surya Kiran Gullapalli wrote:
> Hi all,
> I've a string like this
> 
> AAAxx.yy
> where AAA are letters and xx and yy are numbers. I want to extract xx.yy 
> from the string. I'm doing some thing like this.
> 
> echo abc12.34 | sed -e 's|^\D*\(\d.*\)|\1|g'
> 
> but the result i'm getting is abc12.34 only. Where am i doing wrong ?

I don't know what \D and \d are (I can guess).  Here's how I would do it 
with BSD's sed.

echo abc12.34 | sed -e 's/[^0-9.]*\([0-9]*\)/\1/g'

-- 
+---                        Steve Ahrendt                        ---+
|           Industrial Control Systems Service and Design           |
+---                     http://repairguy.net                    ---+


------------------------ Yahoo! Groups Sponsor --------------------~--> 
Fair play? Video games influencing politics. Click and talk back!
http://us.click.yahoo.com/2jUsvC/tzNLAA/TtwFAA/dkFolB/TM
--------------------------------------------------------------------~-> 

-- 
 
Yahoo! Groups Links

<*> To visit your group on the web, go to:
    http://groups.yahoo.com/group/sed-users/

<*> To unsubscribe from this group, send an email to:
    sed-users-unsubscribe@xxxxxxxxxxxxxxx

<*> Your use of Yahoo! Groups is subject to:
    http://docs.yahoo.com/info/terms/