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Top Forums Shell Programming and Scripting Compare Date with String in date format Post 302787777 by mkstool on Saturday 30th of March 2013 05:34:26 PM
Old 03-30-2013
Compare Date with String in date format

Hi,
I am new to this forum, searched, but for some reason did not find much help, so a new thread.

I am trying to compare date with a string which is in date format [dd-mm-yyyy], but for some reason, system does not give me the right result.

Date is coming in a file and i am comparing the same with today date. If they match, we are good, if not, we have a problem.

date in the file store as fd and today date as td. Both are in dd-mm-yyyy formats.

if [ $fd <> $td ] then
echo "File received does not contains current data, Please check"
else
echo "File has been downloaded with today data"
fi

above loop always goes in first statement even if the the variable contains same date string.

Any help would be appreciated.

Last edited by mkstool; 03-30-2013 at 07:02 PM..
 

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Email::Date(3pm)					User Contributed Perl Documentation					  Email::Date(3pm)

NAME
Email::Date - Find and Format Date Headers SYNOPSIS
use Email::Date; my $email = join '', <>; my $date = find_date($email); print $date->ymd; my $header = format_date($date->epoch); Email::Simple->create( header => [ Date => $header, ], body => '...', ); DESCRIPTION
RFC 2822 defines the "Date:" header. It declares the header a required part of an email message. The syntax for date headers is clearly laid out. Stil, even a perfectly planned world has storms. The truth is, many programs get it wrong. Very wrong. Or, they don't include a "Date:" header at all. This often forces you to look elsewhere for the date, and hoping to find something. For this reason, the tedious process of looking for a valid date has been encapsulated in this software. Further, the process of creating RFC compliant date strings is also found in this software. FUNCTIONS find_date my $time_piece = find_date $email; "find_date" accepts an email message in any format Email::Abstract can understand. It looks through the email message and finds a date, converting it to a Time::Piece object. If it can't find a date, it returns false. "find_date" is exported by default. format_date my $date = format_date; # now my $date = format_date( time - 60*60 ); # one hour ago "format_date" accepts an epoch value, such as the one returned by "time". It returns a string representing the date and time of the input, as specified in RFC 2822. If no input value is provided, the current value of "time" is used. "format_date" is exported by default. format_gmdate my $date = format_gmdate; "format_gmdate" is identical to "format_date", but it will return a string indicating the time in Greenwich Mean Time, rather than local time. "format_gmdate" is exported on demand, but not by default. PERL EMAIL PROJECT
This module is maintained by the Perl Email Project <http://emailproject.perl.org/wiki/Email::Date> SEE ALSO
Email::Abstract, Time::Piece, Date::Parse, perl. AUTHOR
Casey West, <casey@geeknest.com>. Ricardo SIGNES, <rjbs@cpan.org>. COPYRIGHT
Copyright (c) 2004 Casey West. All rights reserved. This module is free software; you can redistribute it and/or modify it under the same terms as Perl itself. perl v5.10.1 2007-12-01 Email::Date(3pm)
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