Script

[truc nguyen]

If I want to put it in variable "ipaddr"
grep truc /etc/hosts | cut -f1 -d" " > $ipaddr

Is that correct ?

Thanks,
 
--- "Benjamin J. Weiss" <benjamin at birdvet.org> wrote:

> truc nguyen wrote:
> 
> >Hi,
> >
> >In my hosts file, the last line is as follow
> >197.2.23.134      truc TRUC
> >
> >I want to write a script to get the this IP
> address.
> >What command in sed or awk to execute this ?
> >
> >Thank you so much
> >
> >  
> >
> I see that you've gotten a couple of answers
> already.  However, in the 
> interests of "There's more than one way to do it",
> here's another approach:
> 
>  grep truc /etc/hosts | grep -o 
>
"[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}"
> 
> or
> 
> grep truc /etc/hosts | grep -o
> "[0-9]*\.[0-9]*\.[0-9]*\.[0-9]*"
> 
> or
> 
> grep truc /etc/hosts | cut -f1 -d" "
> 
> I'm sure that there are others. :)
> 
> Ben
> 
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