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Top Forums UNIX for Dummies Questions & Answers Reduce the count on the 98 record by 2, Post 302535219 by itkamaraj on Thursday 30th of June 2011 05:55:01 AM
Old 06-30-2011
-F","- Field seperator is ,(comma)
/^98/ - Check if the line starts with 98
for(i=1;i<=NF;i++) - iterate all the fields (comma seperated)
if(i==1){printf ("%s",$i-2);} - if it first field, then subtract the value by 2 (we only taking the rows starts with 98, so it will print 96)
else if (i==NF) {printf(",%s\n",$i);} - if it is last field, then print the field and print new line character
else {printf(",%s",$i)}}}' - for other fields, print ,(comma) and the fileds
 

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Mail::Field::Date(3)					User Contributed Perl Documentation				      Mail::Field::Date(3)

NAME
Mail::Field::Date - a date header field INHERITANCE
Mail::Field::Date is a Mail::Field SYNOPSIS
use HTTP::Date 'time2iso'; my $field = Mail::Field->new(Date => time2iso()); DESCRIPTION
Represents one "Date" header field. METHODS
Constructors Mail::Field::Date->combine(FIELDS) See "Constructors" in Mail::Field Mail::Field::Date->extract(TAG, HEAD [, INDEX ]) See "Constructors" in Mail::Field Mail::Field::Date->new(TAG [, STRING | OPTIONS]) See "Constructors" in Mail::Field "Fake" constructors $obj->create(OPTIONS) See ""Fake" constructors" in Mail::Field $obj->parse() See ""Fake" constructors" in Mail::Field Accessors $obj->set(OPTIONS) -Option --Default Time undef TimeStr undef Time => SECONDS TimeStr => STRING A string acceptable to Date::Parse. $obj->stringify() See "Accessors" in Mail::Field $obj->tag() Mail::Field::Date->tag() See "Accessors" in Mail::Field Smart accessors $obj->text([STRING]) See "Smart accessors" in Mail::Field $obj->time([TIME]) Query (or change) the TIME (as stored in the field) in seconds. DIAGNOSTICS
Error: Undefined subroutine <method> called Mail::Field objects use autoloading to compile new functionality. Apparently, the mehod called is not implemented for the specific class of the field object. SEE ALSO
This module is part of the MailTools distribution, http://perl.overmeer.net/mailtools/. AUTHORS
The MailTools bundle was developed by Graham Barr. Later, Mark Overmeer took over maintenance without commitment to further development. Mail::Cap by Gisle Aas <aas@oslonett.no>. Mail::Field::AddrList by Peter Orbaek <poe@cit.dk>. Mail::Mailer and Mail::Send by Tim Bunce <Tim.Bunce@ig.co.uk>. For other contributors see ChangeLog. LICENSE
Copyrights 1995-2000 Graham Barr <gbarr@pobox.com> and 2001-2007 Mark Overmeer <perl@overmeer.net>. 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 v5.16.2 2012-08-29 Mail::Field::Date(3)
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