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Date: Tue, 21 Mar 2006 14:54:39 +0000
To: Marc Chantreux <marc.chantreux@ulpmm.u-strasbg.fr>
Cc: zsh-users@sunsite.dk
Subject: Re: kinda perl split ...
Message-ID: <20060321145439.GB93496@gimli.happygiraffe.net>
References: <442002B4.8080501@ulpmm.u-strasbg.fr> <20060321135118.GA92936@gimli.happygiraffe.net> <44200C25.7020103@ulpmm.u-strasbg.fr>
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From: dom@happygiraffe.net (Dominic Mitchell)
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On Tue, Mar 21, 2006 at 03:22:29PM +0100, Marc Chantreux wrote:
> Dominic Mitchell wrote:
> 
> >  echo foo bar | while read a b junk
> >  do
> >    echo "a=$a b=$b"
> >  done
> 
> so if the separator is ':', you should redefine IFS
> 
> oldIFS=$IFS
> IFS=':'
> echo foo bar | while read a b junk
> do
>      echo "a=$a b=$b"
> done
> IFS=$oldIFS
> oldIFS=
> 
> or with a subshell:
> 
> ( IFS=':'
> echo foo bar | while read a b junk
> do
>      echo "a=$a b=$b"
> done )

Or even simpler, just redefine the variable for that read command:

    echo foo:bar | while IFS=: read a b junk
    do
        echo "a=$a b=$b"
    done

-Dom