05-19-2008
adding or subtracting days in the o/p of date
how can we add or subtract days from the output of date command in unix...
like if i want to subtract a day from the result of date command like this..
v_date=`date +%Y%m%d`
this wud give me 20080519
now i want to subtract one day from this.. so tht it wud give me 20080518..
how do i do this??
also if i want to put a cond if its a thursday then sub 3 days from the date.. so tht it gives me monday's date..
how to do this???
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi i am trying to subtract days from current date. For example todays date is 10/03/2006. If i subtract 2 days it should give 8/03/2006. I am also trying to find the access date of a file in dd/mm/yyyy format. Can any one please help in how to do this.
Ramesh (1 Reply)
Discussion started by: rameshspal
1 Replies
2. Shell Programming and Scripting
Hello Unix gurus,
I need to add days to the input date and further use it in comparision with the existing date.
Im having issues sto add days to date,can you guys help me with script or function with which I can add days to the date.
Thanks,
Sud (10 Replies)
Discussion started by: sud
10 Replies
3. Windows & DOS: Issues & Discussions
Hi,
I'm writing an batch file to create report
In the batch file iam passing two arguments:startdate and finishdate
Ex: startdate=07-sep-2009 finishdate=07-sep-2011
I need to have script that takes command line argument as input and gives me out currentdate last year and current date... (2 Replies)
Discussion started by: anand1773
2 Replies
4. Shell Programming and Scripting
Hi! I am trying to read a file and every line has a specific date as one of its fields.
I want to take that date and compare it to the date today plus 6 days.
while read line
do
date=substr($line, $datepos, 8) #date is expected to be YYYYMMDD
if ; then
...proceed commands
... (1 Reply)
Discussion started by: kokoro
1 Replies
5. UNIX for Dummies Questions & Answers
Hi Gurus!
I have a static date in a YYYYMMDD format; and I want get the date 2 years in the past and 2 years in the future.
static_date=20010203
old_date=$static_date - 3 years
future_date=$static_date + 2 years
I was only able to research on dates that are current and not on static... (3 Replies)
Discussion started by: kokoro
3 Replies
6. Shell Programming and Scripting
Hi ,
How can I add/substruct x number of days with date?
For example
My_Date=`date`
Now I need
Hope it's clear. (2 Replies)
Discussion started by: Anupam_Halder
2 Replies
7. UNIX for Dummies Questions & Answers
Hi All,
I am using KSH shell and need to subtract n number of days from the current date .. kindly suggest !
Thanks in advance!:) (20 Replies)
Discussion started by: dev.devil.1983
20 Replies
8. Shell Programming and Scripting
Hi, please can somebody let me know the easiest way to add days to a date.
I can do this in perl but would like to able to do it in a shell script.
Desired output would be:
date +'%Y-%m-%d' + 10 = 2016-05-02
Thank you (8 Replies)
Discussion started by: andy391791
8 Replies
9. Shell Programming and Scripting
Hi Folks,
I have a file with 2 columns TAB delimited and I want to add '1' to the first column and subtract '-1' from the second column.
What I have tried so far is;
awk -F"\t" '{ $1-=1;$2+=1}1' OFS='\t' file
File
0623 0623
0624 0624
0643 0643
1059 1037
1037 1037
1038 1038... (2 Replies)
Discussion started by: pshields1984
2 Replies
10. UNIX for Beginners Questions & Answers
Hi All,
I have a CSV file which is as below. Basically I need to take the year column in it and find if the year is >= 20152 . If that is then I should subtract all values by 6. In the below example in description I am having number mentioned as YYWW so I need to subtract those by -5. Whereever... (8 Replies)
Discussion started by: arunkumar_mca
8 Replies
LEARN ABOUT OSX
widget_calendar
widget_calendar(n) widget::calendar Megawidget widget_calendar(n)
__________________________________________________________________________________________________________________________________________________
NAME
widget_calendar - widget::calendar Megawidget
SYNOPSIS
package require Tcl 8.4
package require Tk 8.4
package require widget ?3.0?
widget::calendar pathname ?options?
_________________________________________________________________
DESCRIPTION
This package provides a calendar megawidget (snidget).
widget::calendar pathname ?options?
WIDGET OPTIONS
-command
A script to evaluate when a date was selected.
-dateformat
The format of the date that is returned. Default: %m/%d/%Y.
-firstday
Set first day the week, Either sunday or monday. It defaults to monday.
-font Select the font used in the widget. It defaults to Helvetica 9.
-highlightcolor
Selects the background color for the day that has been selected. Default: #FFCC00
-language
Specify language of the calendar contents. The language is specified by abbreviations of the languge, for example: en - english, de
- german ... It defaults to en.
Supported languages: en, de, fr, it, es, pt, ru, sv, zh, fi
-shadecolor
Selects the color of the parts that have a shaded background. Default: #888888
-showpast
Specify if the past shall be shown. It is a boolean value and defaults to 1.
-textvariable
Specifies the name of a variable whose value is linked to the entry widget's contents. Whenever the variable changes value, the
widget's contents are updated, and vice versa.
WIDGET COMMAND
pathname get ?what?
Returns a part of the selected date or 'all'. The argument what selects the part. Valid values for what are: day, month, year and all.
'all' is the default and returns the complete date in the format given with -dateformat.
DEFAULT BINDINGS
On creation of the calendar widget the following bindings are installed.
o Up - Move to week before current date
o Down - Move to week after current date
o Left - Move to day before current date
o Right - Move to day after current date
o Control-Left - Move to month before current date
o Control-Right - Move to month after current date
o Control-Up - Move to year before current date
o Control-Down - Move to year after current date
EXAMPLE
package require widget::calendar ; # or widget::all
set t [widget::calendar .t]
pack $t -fill x -expand 1
KEYWORDS
megawidget, snit, widget
widget 0.93 widget_calendar(n)