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Full Discussion: Date Subtraction
Top Forums UNIX for Dummies Questions & Answers Date Subtraction Post 302879038 by drl on Tuesday 10th of December 2013 08:23:31 AM
Old 12-10-2013
Hi.
Quote:
Originally Posted by priyaa2010
... I need to find both date and time difference ...
See:
Code:
NAME
       ddiff - manual page for ddiff 0.2.3

SYNOPSIS
       ddiff [OPTION]... DATE/TIME [DATE/TIME]...

DESCRIPTION
       ddiff 0.2.3

       Compute duration from DATE/TIME (the reference date/time) to the other
       DATE/TIMEs given and print the result as duration. 
...

This is part of https://github.com/hroptatyr/dateutils -- the source can be downloaded as a zip file. Some GNU/Linux distributions also have it packaged up, e.g. Debian jessie

A sample calculation from man ddiff:
Code:
         % ddiff 2012-03-01T12:17:00 2012-03-02T14:00:00
         92580s

Best wishes ... cheers, drl
 

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NetSDS::Util::DateTime(3pm)				User Contributed Perl Documentation			       NetSDS::Util::DateTime(3pm)

NAME
NetSDS::Util::DateTime - common date/time processing routines SYNOPSIS
use NetSDS::Util::DateTime; print "Current date: " . date_now(); DESCRIPTION
This package provides set of routines for date and time processing. EXPORTED FUNCTIONS
date_now_array([TIME]) Returns array of date items for given date. If source date is not set current date used. date_now([TIME]) Return [given] date as string. 2001-12-23 14:39:53 date_now_iso8601([TIME]) Return date as ISO 8601 string. 20011223T14:39:53Z <http://en.wikipedia.org/wiki/ISO_8601> http://www.w3.org/TR/NOTE-datetime <http://www.w3.org/TR/NOTE-datetime> date_strip(DATE) Trim miliseconds from date. date_date(DATE) Trim time part from date. date_time(DATE) Trim date part from date. time_from_string($string) Return parsed date/time structure. date_from_string($string) Return date from string representation. date_inc([INCREMENT, [TIME]]) Return date incremented with given number of seconds. date_inc_string([INCREMENT, [TIME]]) Return string representation of date incremented with given number of seconds. EXAMPLES
None yet BUGS
Unknown yet SEE ALSO
Date::Parse, Date::Format TODO
Import stuff from Wono project AUTHOR
Valentyn Solomko <val@pere.org.ua> Michael Bochkaryov <misha@rattler.kiev.ua> perl v5.12.4 2011-08-27 NetSDS::Util::DateTime(3pm)
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