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Top Forums Shell Programming and Scripting awk: find and replace in certain field only, help needed Post 302134461 by jkl_jkl on Friday 31st of August 2007 03:02:03 AM
Old 08-31-2007
Quote:
Originally Posted by ghostdog74
Code:
awk 'BEGIN{OFS=FS="|"}$3==100{$3=2000}{print}' file

This is a nice reply(more generic) , worked for me :-) Thanks :-)
 

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IO::Digest(3pm) 					User Contributed Perl Documentation					   IO::Digest(3pm)

NAME
IO::Digest - Calculate digests while reading or writing SYNOPSIS
use IO::Digest; # Get a Digest::MD5 object that takes input while $fh being written or read $iod = IO::Digest->new ($fh, 'MD5'); print $fh "fooo"; print $iod->hexdigest DESCRIPTION
This module allows you to calculate digests while reading or writing file handles. This avoids the case you need to reread the same con- tent to compute the digests after written a file. TEST COVERAGE
----------------------------------- ------ ------ ------ ------ ------ ------ File stmt branch cond sub time total ----------------------------------- ------ ------ ------ ------ ------ ------ blib/lib/IO/Digest.pm 100.0 n/a n/a 100.0 100.0 100.0 Total 100.0 n/a n/a 100.0 100.0 100.0 ----------------------------------- ------ ------ ------ ------ ------ ------ AUTHORS
Chia-liang Kao <clkao@clkao.org> COPYRIGHT
Copyright 2004 by Chia-liang Kao <clkao@clkao.org>. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See <http://www.perl.com/perl/misc/Artistic.html> perl v5.8.8 2004-09-24 IO::Digest(3pm)
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