csh use of grep | tr commands

[Ragnar Johanson]

On Mon, 10 Aug 2020 16:49:24 +0200
Polytropon <freebsd at edvax.de> hacked into the keyboard:

> On Sun, 9 Aug 2020 21:26:56 -0400, Robert Huff wrote:
> > Ernie Luzar writes:

> > >  How do I remove the " around the ip address?  
> > 
> > 	Would awk perhaps be a better tool?  
> 
> Possibly. But it's more elaborate than sed. :-)
> 
> 	% echo 'ip4="10.111.098.2"' | awk '/^ip4=/ { gsub("ip4=", "", $0);
> gsub("\"", "", $0); print $0 }' 10.111.098.2
> 

There is also a shorter awk solution:

% echo 'ip4="10.111.098.2"' | awk -F'"' '/^ip4/ {print $2}'
10.111.098.2


-- 
Ragnar Johanson                                 Darwin/macOS
ragnar[at]iinet[flyspeck]net[flyspeck]au
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