Put a # in start of a specific line of a file


 
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Old 06-04-2012
Quote:
Originally Posted by sdf
Code:
awk '/ABC4/{print "#" $0}1' infile >outfile

This prints the line twice, one without modification...
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MKCSMAPPER(1)						    BSD General Commands Manual 					     MKCSMAPPER(1)

NAME
mkcsmapper -- generates hashed conversion data for iconv(3) SYNOPSIS
mkcsmapper [-mpd] -o outfile infile DESCRIPTION
The mkcsmapper utility generates binary conversion data from plain text conversion tables for the iconv(3) library. The conversion data has two components: The conversion mapping between specific character encodings. A pivot file, which the possible source and destination encod- ing pairs or the set of mappings to use for a compound encoding. The following options are available: -d Turns on debug mode. -m Generate mapping data from infile. -o outfile Put generated binary data to outfile. -p Generate pivot data from outfile. EXIT STATUS
The mkcsmapper utility exits 0 on success, and >0 if an error occurs. SEE ALSO
iconv(1), mkesdb(1), iconv(3) HISTORY
mkcsmapper first appeared in NetBSD 2.0, and made its appearance in FreeBSD 9.0. AUTHORS
This manual page was written by Gabor Kovesdan <gabor@FreeBSD.org>. BSD
Sep 6, 2009 BSD