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From: les@chinet.chi.il.us (Leslie Mikesell)
Newsgroups: comp.unix.admin
Subject: Re: need help on unix
Message-ID: <1991Jun11.142027.17638@chinet.chi.il.us>
Date: 11 Jun 91 14:20:27 GMT
References: <1991Jun11.005723.22179@unixg.ubc.ca>
Distribution: na
Organization: Chinet - Chicago Public Access UNIX
Lines: 14

In article <1991Jun11.005723.22179@unixg.ubc.ca> wangf@unixg.ubc.ca (Frank Wang) writes:
>Is that possible to delete some lines from a file (the file is so large that  
>it's impossible to use any editor) without evoking any editors?

Sure, if you can describe the portion to delete to sed (the stream editor)
using line numbers or unique patterns in the text to identify the portion
to delete:

  sed 'begin,endd' <oldfile >newfile
should do it, where begin and end are either line numbers or a pattern
enclosed in //'s.

Les Mikesell
  les@chinet.chi.il.us