Sponsored Content
Full Discussion: Calculate given date - 1 day
Top Forums Shell Programming and Scripting Calculate given date - 1 day Post 302930514 by pravin27 on Monday 5th of January 2015 08:13:38 AM
Old 01-05-2015
Perl
Code:
#!/usr/bin/perl
use Date::Calc qw (Add_Delta_DHMS);
$dateParam=shift;
@date1=unpack("A4 A2 A2", $dateParam);
@date2 = Add_Delta_DHMS(@date1,0,0,0,-1,0,0,0);
print "@date2 \n";

Invocation
Code:
perl dateCalc.pl 20141220

This User Gave Thanks to pravin27 For This Post:
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Cron to run first day of month to calculate date 3 months ago

Hi, I would like to find out how can i calculate a date which is 3 months ago. I intend to run a cron job on the 1st of every month, and calculate the month 4 months earlier from the date. For example, if today's date is 1st May 2007, i would like to return 012007( January 2007). i can get... (1 Reply)
Discussion started by: new2ss
1 Replies

2. Shell Programming and Scripting

calculate the date of next satureday of current date.

I want to calculate the date of next satureday of current date using shell script. Suppose, today is 27-feb-08 I want to get the date of next satureday, which means 01-mar-08, in the formate '' YYMMDD ". I do this in ksh.. Please tell me any type of command which help me out. Thanks in... (3 Replies)
Discussion started by: rinku
3 Replies

3. Shell Programming and Scripting

how to obtain date and day of the week from `date` command

Hi, does anybody know how to format `date` command correctly to return the day of the week? Thanks -A I work in ksh.... (1 Reply)
Discussion started by: aoussenko
1 Replies

4. Shell Programming and Scripting

finding the previous day date and creating a file with date

Hi guys, I had a scenario... 1. I had to get the previous days date in yyyymmdd format 2. i had to create a file with Date inthe format yyyymmdd.txt format both are different thanks guys in advance.. (4 Replies)
Discussion started by: apple2685
4 Replies

5. UNIX for Dummies Questions & Answers

Calculate the day after bash

Hello I would like to help me create a script that: Given a date, more precisely a year, one month and one day. must calculate the day after -Input: Year, Month, Day -Output: Next day the Year-Month-Day thanks (9 Replies)
Discussion started by: karkov
9 Replies

6. Shell Programming and Scripting

KSH script Not working (calculate days since 1/1/2000 given day 4444)

I am unable to get this KSH script to work. Can someone help. I've been told this should work with KSH93. Which I think I have on Solaris 10. If I do a grep -i version /usr/dt/bin/dtksh I get @(#)Version M-12/28/93d @(#)Version 12/28/93 @(#)Version M-12/28/93 This is correct for... (5 Replies)
Discussion started by: thibodc
5 Replies

7. AIX

Need to get the next day's date of the user entered date

I need to get the next day's date of the user entered date for example: Enter date (yyyy/mm/yy): 2013/10/08I need to get the next day's date of the user entered date Desired Output: 2013/10/09Though there are ways to achieve this is Linux or Unix environment (date command) ,I need to... (1 Reply)
Discussion started by: rpm120
1 Replies

8. Shell Programming and Scripting

Calculate Julian date of a given date

How to get Julian date (Three digit) of a given date (Not current date)? I do not have root privilege - so can not use date -d. Assume that we have three variables year, month and date. Thx (5 Replies)
Discussion started by: Soham
5 Replies

9. Linux

How to calculate the quarter end date according to the current date in shell script?

Hi, My question is how to calculate the quarter end date according to the current date in shell script? (2 Replies)
Discussion started by: Divya_1234
2 Replies

10. UNIX for Beginners Questions & Answers

Replace date in file every day with current date

I Have text like XXX_20190908.csv.gz need to replace Only date in this format with current date every day Thanks! (1 Reply)
Discussion started by: yamasani1991
1 Replies
DATETIME.SETISODATE(3)							 1						    DATETIME.SETISODATE(3)

DateTime::setISODate - Sets the ISO date

       Object oriented style

SYNOPSIS
public DateTime DateTime::setISODate (int $year, int $week, [int $day = 1]) DESCRIPTION
Procedural style DateTime date_isodate_set (DateTime $object, int $year, int $week, [int $day = 1]) Set a date according to the ISO 8601 standard - using weeks and day offsets rather than specific dates. PARAMETERS
o $object -Procedural style only: A DateTime object returned by date_create(3). The function modifies this object. o $year - Year of the date. o $week - Week of the date. o $day - Offset from the first day of the week. RETURN VALUES
Returns the DateTime object for method chaining or FALSE on failure. CHANGELOG
+--------+---------------------------------------------------+ |Version | | | | | | | Description | | | | +--------+---------------------------------------------------+ | 5.3.0 | | | | | | | Changed the return value on success from NULL to | | | DateTime. | | | | +--------+---------------------------------------------------+ EXAMPLES
Example #1 DateTime.setISODate(3) example Object oriented style <?php $date = new DateTime(); $date->setISODate(2008, 2); echo $date->format('Y-m-d') . " "; $date->setISODate(2008, 2, 7); echo $date->format('Y-m-d') . " "; ?> Procedural style <?php $date = date_create(); date_isodate_set($date, 2008, 2); echo date_format($date, 'Y-m-d') . " "; date_isodate_set($date, 2008, 2, 7); echo date_format($date, 'Y-m-d') . " "; ?> The above examples will output: 2008-01-07 2008-01-13 Example #2 Values exceeding ranges are added to their parent values <?php $date = new DateTime(); $date->setISODate(2008, 2, 7); echo $date->format('Y-m-d') . " "; $date->setISODate(2008, 2, 8); echo $date->format('Y-m-d') . " "; $date->setISODate(2008, 53, 7); echo $date->format('Y-m-d') . " "; ?> The above example will output: 2008-01-13 2008-01-14 2009-01-04 Example #3 Finding the month a week is in <?php $date = new DateTime(); $date->setISODate(2008, 14); echo $date->format('n'); ?> The above examples will output: 3 SEE ALSO
DateTime.setDate(3), DateTime.setTime(3). PHP Documentation Group DATETIME.SETISODATE(3)
All times are GMT -4. The time now is 10:46 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy