Date: Tue, 19 Sep 2006 19:49:42 -0400 From: "Matt Emmerton" <matt@gsicomp.on.ca> To: "Freddie Cash" <fcash@ocis.net>, "SigmaX asdf" <fydernix@gmail.com> Cc: stable@freebsd.org Subject: Re: sed and comma-delimited file Message-ID: <002101c6dc46$470b1d50$0000fea9@gsicomp.on.ca> References: <c04d7e300609190926t1e5dce14wea7ef1a16ccf9af1@mail.gmail.com> <54894.192.168.0.10.1158706436.squirrel@webmail.sd73.bc.ca>
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> On Tue, September 19, 2006 9:26 am, SigmaX asdf wrote: > > I have a series of comma-delimited text files with fourteen columns > > of data and several hundred rows. I want to use a short shell script > > to strip them of the last 9 columns, leaving the same file but with > > just five of its columns. I can do it in C++, but that seems like > > overkill. How would I go about doing it with sed or a similar > > utility? > > cat file | awk -F"," '{ printf "%s,%s,%s,%s,%s\n",$1,$2,$3,$4,$5 }' > > newfile What's wrong with this? cat file | cut -f-5 -c';' > newfile -- Matt Emmerton
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