sed syntax

[jvetterli-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f at public.gmane.org]

On Tue, Feb 03, 2009 at 03:18:53PM -0500, Matt Price wrote:
> ...
> cool.   what if there weren't always 10 fields?  is there a
> straightforward awk way to just get the final numerical expression?

This

sed 's/^.*[^0-9]//'

will discard as much as possible from the start of the line, ending with 
a non-digit.  Of course, if there's anything after the number, even 
whitespace, it won't work.

HTH
JV
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