Path: utzoo!mnetor!uunet!lll-winken!lll-tis!ames!ucsd!sdcsvax!ucsdhub!hp-sdd!hplabs!hpda!hpcupt1!hpsal2!morrell
From: morrell@hpsal2.HP.COM (Michael Morrell)
Newsgroups: comp.unix.questions
Subject: Re: wanted: utility to extract lines by line-no.
Message-ID: <2450007@hpsal2.HP.COM>
Date: 7 Apr 88 21:04:15 GMT
References: <1600@lll-lcc.aRpA>
Organization: HP System Architecture Lab, Cupertino
Lines: 31

> Does anyone know of a utility which will extract the nth line of a
> file?  I can easily write one but then I thought a general case
> utility might exist.  The utility could have the following
> description:
>
>	extract line-no [files]
>
>	Extract a specified line number, range of lines, or
>	series of lines from stdin or a series of files.
>
>
> Thanks in advance,
> Jeremy Uejio (pronounced 'oo-ay-joe')
> uejio@lll-lcc.llnl.gov
----------

Try using "sed".

  sed -n a,bp file

will extract lines a thru b from "file".

To get a series of lines, use

  sed -n '1,3p;10,21p;33,40p' file

or

  sed -n -e 1,3p -e 10,21p -e 33,40p file


    Michael Morrell