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Shell Programming and Scripting
Deleting specific lines in a file
Post 302544543 by asanchez on Thursday 4th of August 2011 05:55:14 AM
08-04-2011
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I have a file which has some lines starting with a particular word. I would like to delete 5 lines before each such line containing that particular word.
eg:
line1
line2
line3
line4
line5
line6
"particular word"...
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Hi,
I have a space delimited text file that looks like the following:
250 rs10000056 0.04 0.0888 4 189321617
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.
.
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LEARN ABOUT XFREE86
let
let(1) User Commands let(1) NAME
let - shell built-in function to evaluate one or more arithmetic expressions SYNOPSIS
ksh let arg... DESCRIPTION
ksh Each arg is a separate "arithmetic expression" to be evaluated. EXIT STATUS
The following exit values are returned: 0 The value of the last expression is non-zero. 1 The value of the last expression is zero. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWcsu | +-----------------------------+-----------------------------+ SEE ALSO
ksh(1), set(1), typeset(1), attributes(5) SunOS 5.10 15 Apr 1994 let(1)