batch file subtract dates batch file subtract dates

If you issue a reg query command, you can see the default format for the system. Hi, I'm trying to get into batch files, and I'm not sure how to simply subtract two numbers. Theoretically Correct vs Practical Notation. Add or subtract years from a date vegan) just to try it, does this inconvenience the caterers and staff? How do I get current date/time on the Windows command line in a suitable format for usage in a file/folder name? Thanks in advance. and still use the setlocal in that script for the current date -- just make a variable something like moddate=%1, etc. I need to subtract, for example, 1 hour from current time in a .bat file on Windows 7. If i subtract 2 days it should give 8/03/2006. Why is there a voltage on my HDMI and coaxial cables? #1 Hi, I'm trying to get into batch files, and I'm not sure how to simply subtract two numbers. @tjonas - check my edit.It prints day-month-year date of the last day of the previous month.If there something else may it will be better to ask another question How Intuit democratizes AI development across teams through reusability. Lastly, I challenge any batch script expert to optimize this script even further and post back the results for batch people to test. here's a piece of code that will get the previous month: Better use wmic to get the date parts because it's independent from the machine's date format unlike the %date% variable. v_date=`date +%Y%m%d` SET today = %date DATESUB today 14 DISPLAY today i will end up with 4 variables, 1 startDate, 1 startTime, 1 endDate, 1 endTime. How do I run two commands in one line in Windows CMD? Alternatively, you can put the whole script on one (very long) command line, if you don't want to create a separate .ps1 file. Not the answer you're looking for? What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? (take a date AND a time and subtract another date AND time set). What if the localSettings on the target machine are different to my settings does it handle that? How to "comment-out" (add comment) in a batch/cmd? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Asking for help, clarification, or responding to other answers. And it's cross-platform (Windows, OSX and Linux) and free. The current date will be displayed in the command prompt. Top. Is there an equivalent of 'which' on the Windows command line? Also keep in mind that on any computer, the errors will more or less even out, so date differences will be calculated correctly. Can I tell police to wait and call a lawyer when served with a search warrant? The file name is formatted like this: "log07-14-2004.txt" I need a way to take the current date in DOS and minus it by one day. Why zero amount transaction outputs are kept in Bitcoin Core chainstate database? Example Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Batch - Get the date from 8 days from now, BATCH: Subtract the system date with one day before, store yesterdays date in yyyymmdd format into a variable. I subtracted back to the 19th century and it appeared accurate to me. I need to write a script to change a filename from aDate.txt to bDate.txt where: but I have no idea how to do the date -1 thing (other than the long winded) subtract 1 from the day and if that is = 0 then subtract one from the month and set the day = to the last day of the new month and so on for years. After you have the date declared and assigned the current date to it then you can use the Year property to check what year the date is after subtracting the days. Do I need a thermal expansion tank if I already have a pressure tank? What is the point of Thrower's Bandolier? Thanks for contributing an answer to Stack Overflow! rem Setting the Start Date & Time that the batch was launched, ===============================================================, for /f "tokens=1-2 delims=: " %%a in ('time /t') do (set hh=%%a& set mn=%%b), set dstamp="%yyyy%"-"%mm%"-"%dd%"_"%hh%%mn%%ss%", set dstamp3 = dstamp2 - 6 days REM<---------------------------------------------------------this is the parameter i need changed, ren "TRD_Cost.PSV" "TRD_Cost_%dstamp3%_%dstamp2%.PSV" REM<----------------------------------------------------renamed here, rem zip -j %exepath%\..\HostTran\Export\Dunnhumby\TRD_Cost_%dstamp2%.PSV.zip %exepath%\..\HostTran\Export\Dunnhumby\TRD_Cost*.PSV >> %log%, rem move %exepath%\..\HostTran\Export\Dunnhumby\TRD_Cost_%dstamp2%.PSV.zip %exepath%\..\HostTran\Export\Dunnhumby\backup\ >> %log%, rem del %exepath%\..\HostTran\Export\Dunnhumby\TRD_Cost*.PSV >> %log%. Thanks for contributing an answer to Stack Overflow! rev2023.3.3.43278. Is there a solution to add special characters from software and how to do it. Why do many companies reject expired SSL certificates as bugs in bug bounties? rev2023.3.3.43278. future_date=$static_date + 2 years Asking for help, clarification, or responding to other answers. Hi Gurus! The following PS script shows how to use .NET to do what you're asking. Connect and share knowledge within a single location that is structured and easy to search. How can I pass arguments to a batch file? Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, how to get yesterday's date in a batch file, BATCH: Subtract the system date with one day before. You would use something like: datetime.bat today -60. Also, try help set at the cmd prompt for more information on all this. If a law is new but its interpretation is vague, can the courts directly ask the drafters the intent and official interpretation of their law? awk -v t="$(date --date="-30days" +%Y-%m-%d)" -F "'" '$1 < t' myname.dat Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? To use the value of %date with DATESUB you must first assign its value to a user defined variable and then pass that user defined variable to the [ variable ] argument. Powershell also makes it easier to do sensible arithmetic on dates, eg it knows that the day before 1 Jan 2025 is not 0 Jan 2025. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I am using functions in both to get the current date and time. Batch- Issues with Changing Variables/Booleans. I've my date like this : Not the answer you're looking for? Why are physically impossible and logically impossible concepts considered separate in terms of probability? Batch script or set of commands to extract the fields of date, Batch script to mass rename by modify date, Batch File for Download + Unzip (.7z) + Delete + Rename, Batch File Won't Run - Command Line Script Does, Batch file: environment variable "if" string test, Can delete a file through windows explorer but not through batch file, Batch copy creation date in .MOV video file to created date. The substring arguments to extract the elements of the date string are in the format %variable:~startposition,numberofchars%, so if the "T" in Thursday in the string "Thu 08/06/2015" is at position 0, the 10th character is the "2" of 2015 and I want 4 characters, i.e., "2015", so %DATE:10,4% will give me those characters. Hey Bill, sorry for late reply. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. For example, the file would show 201507 if it runs in August 2015 or 201508 if it runs in September 2015. It can be done (and has been done) but it's a mess. What would it take to do some real math with dates in batch files: add a couple of days, find out the weekday of 3 months ago,? What may vary is the way the string is interpreted. Can any one please help in how to do this. Thanks for contributing an answer to Stack Overflow! I will get hold of the guys that actualy run the stuff and find out what that machine can handle. Has inbuilt Leap Year check, so if the year is a Leap Year, Februrary will return 29 days. I am using KSH shell and need to subtract n number of days from the current date .. kindly suggest ! Bulk update symbol size units from mm to map units in rule-based symbology. now i want to subtract one day from this.. so tht it wud give me 20080518.. Thanks Ron Bakowski for the following code: This code tells me today's Julian date is 2460010, which I find not bad at all: keep in mind that the batch file does not correct for time zone offset, and that batch files cannot handle floating point numbers. How to: Add or Subtract a Date Unit to or From a Date Available Languages: reporting, Maintain The DATEADD function adds a unit to or subtracts a unit from a full component date format. And I want the output to be in YYYY:MM:DD HH:MM:SS format. Does a summoned creature play immediately after being summoned by a ready action? Can archive.org's Wayback Machine ignore some query terms. Today's Julian date is 2460010. My_Date=`date` awk command in hp unix subtract 30 days automatically from current date without date illegal option error Hi All, I have edited the answer to add also that possibility. How can I explain to my manager that a project he wishes to undertake cannot be performed by the team? Is it suspicious or odd to stand by the gate of a GA airport watching the planes? Time and Date Duration - Calculate duration, with both date and time included. How to "comment-out" (add comment) in a batch/cmd? But in any other language it is easy (bash under cygwin, probably powershell; even vbscript might make this reasonably easy). Here's the dayAdder.bat that accepts only one argument - the days you want to add to the current date and prints the result: You can modify it in way that will be suitable for you. I was able to test and determine that these lines from the original script posted: Can be replaced with just this one single line and it works just as well: Please explain what those lines (the ones I changed to just the one line with and statements) do anyways because I cannot tell the difference quickly testing. The difference between the phonemes /p/ and /b/ in Japanese, Is there a solution to add special characters from software and how to do it. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. What is the correct way to screw wall and ceiling drywalls? Specifically, use, I just change this : for /f "tokens=2 delims==" %%a in ('wmic OS Get localdatetime /value') do set "dt=%%a" set "YY=%dt:~2,2%" & set "YYYY=%dt:~0,4%" & set "MM=%dt:~4,2%" & set "DD=%dt:~6,2%" ( ENDLOCAL IF "%~1" NEQ "" set "%~1=%YYYY%" IF "%~2" NEQ "" set "%~2=%MM%" IF "%~3" NEQ "" set "%~3=%DD%" ) exit /b, How to get 3 days past date from current date Using Batch file, How Intuit democratizes AI development across teams through reusability. I was born on August 1, 1958, which is Julian date 2436418. Any help would be appreciated. yyyy-mm-dd_hh:nn:ss.. For all options of the relative date/time calculation, see the %TIMESTAMP% syntax documentation.. How can I echo a newline in a batch file? Connect and share knowledge within a single location that is structured and easy to search. Calculate difference between two dates (number of days)? And no terminal fiddling. That is pretty cool. subtracting a date with AddDate in VB.NET. View this solution by signing up for a free trial. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. Replacing broken pins/legs on a DIP IC package. Like today date is 27 jan 2011 then output value will be stote in variable in formet Nov 27. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. : DateDiff.bat Does a summoned creature play immediately after being summoned by a ready action? Return to "DOS Batch Forum" . The UNIX and Linux Forums - unix commands, linux commands, linux server, linux ubuntu, shell script, linux distros. The date and time in DOS Scripting have the following two basic commands for retrieving the date and time of the system. Is there any inbuilt function to do it I've modified script of cyberponk for following error I am also trying to find the access date of a file in dd/mm/yyyy format. Bulk update symbol size units from mm to map units in rule-based symbology. set /p. Wanting2LearnMan asked on 9/18/2012 Subtract time in dos batch file. 3 Answers Sorted by: 4 Your had two problems in your code. When copying functions to your file, please keep Author information. Recovering from a blunder I made while emailing a professor. Birthday Calculator - Find when you are 1 billion seconds old. The difference, 23592, is my age in days (about 23592 / 365.25 = 64.59 years). Does Counterspell prevent from any further spells being cast on a given turn? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. What video game is Charlie playing in Poker Face S01E07? To learn more, see our tips on writing great answers. The difference, 23591, is my age in days (about 23591 / 365.25 = 64.59 years). I know nothing about batch files and I need to automate an application. Raw DateAdd.bat @ECHO OFF ECHO. There is no control over what the user types, so the value assigned may be 1 or it may be duck soup and waffles, would be happy with 1 (or 2, 3, 99, hello) but wouldn't like duck soup and waffles which would be interpreted as. Can airtags be tracked from an iMac desktop, with no iPhone? In the batch file I have the application's location and my log in information. So I think that based on the curent last month (not curent, if that is March), decreases the number of days from the last month from the curent month. I'd like to tidy the whole script up a bit though. It accepts a command line parameter of the number of days. CALL US: 123-456-7890. How to "comment-out" (add comment) in a batch/cmd? With Julian dates, that is a piece of cake: subtract the first date from the last one, and you have the number of days. Thank you! How can I echo a newline in a batch file? Covered by US Patent. If the calculation using the month unit creates an invalid date, DATEADD corrects it to the last day of the month. how about the last day of that previous month? Ex : - If today is 28th Mar 2010 then I have to delete the files which arrived on 1st Mar 2010. how can we add or subtract days from the output of date command in unix Let's try and find the date of 2 weeks ago (assuming US date format MM/DD/YYYY): Append the two subroutines to the code, and run it: Check it, I couldn't catch it making any mistakes so far. The other problem is that batch fills in all the instances of %gold% in your if at once, as soon as it gets to it, and so it does not recognize the change until after. Batch files are not good in date/time operations. Important Note: It seems that five 9's (99999) is the limit on the batch script when subtracting with the MinusDays= value. Do I need a thermal expansion tank if I already have a pressure tank? Why are physically impossible and logically impossible concepts considered separate in terms of probability? Making statements based on opinion; back them up with references or personal experience. This batch file was a coproduction with Rob Fuller. However both systems interact with a number of other systems that produce and consume these files, and only one such case causes issues. Set the variables accordingly for your needs and then adjust the logic as need for your needs as well. The "number date" is called the Julian date: the interval of time in days and fractions of a day, since January 1, 4713 BC Greenwich noon (WikiPedia). Thanks for contributing an answer to Stack Overflow! How to get date and time in a batch file Below is a sample batch script which gets current date and time Datetime.cmd @echo off for /F "tokens=2" %%i in ('date /t') do set mydate=%%i set mytime=%time% echo Current time is %mydate%:%mytime% When we run the above batch file C:\>datetime.cmd Current time is 08/12/2015:22:57:24.62 C:\> <#rem Setting the Start Date & Time that the batch was launched, zip -j %exepath%\..\HostTran\Export\Dunnhumby\TRD_Cost_$strdate.PSV.zip %exepath%\..\HostTran\Export\Dunnhumby\TRD_Cost*.PSV >> %log%, move-item %exepath%\..\HostTran\Export\Dunnhumby\TRD_Cost_$strdate.PSV.zip %exepath%\..\HostTran\Export\Dunnhumby\backup\ >> %log% -WhatIf, remove-item %exepath%\..\HostTran\Export\Dunnhumby\TRD_Cost*.PSV >> %log% -WhatIf, ren "..\HostTran\Export\Dunnhumby\TRD_Cost.psv" "TRD_Cost_2017.08.02_2017.08.08.psv". JavaScript is disabled. With SET /A we can: By the way, in all the examples above, the value of environment variable Result will be 16. List Remove, Compare & Duplicate Manager Software . Can archive.org's Wayback Machine ignore some query terms? so Hi, Quick question then. And my answers are probably pure bactch. I am looking for best solution to subtract a date from a timestamp in my batch file. Batch file to delete files older than N days. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Why do small African island nations perform better than African continental nations, considering democracy and human development? No exceptions. When I try to subtract the month it makes the last day of the month field not appear. Find centralized, trusted content and collaborate around the technologies you use most. This subroutine, when called with today's Julian date 2460010, returns 2023 03 06. But its not working properly. I cannot not tell you how many times these folks have saved my bacon. I will have to tweak the formatting but otherwise it works nicely. Not the answer you're looking for? File Name : 0158.jpg Date/Time Original : 2001:02:24 14:45:53 DIFERENCY= 10 year 1 month 15 day 21 hours 7 minutes 12 seconds THIS IS CORRECT C:\pruebas>exiftool -datetimeoriginal+="10:1:15 21:7:12" c:\pruebas\0158.jpg . This is the best money I have ever spent. Duration Between Two Dates - Calculates number of days. Nearly all of this script is formatting the output. powershell -c "$lastmonth = (Get-Date).addMonths (-1); 'The year is ' + $lastmonth.year; 'The month is ' + $lastmonth.Month; 'First day of this month is 01'; 'Last day of this month is ' + [DateTime]::DaysInMonth ($lastmonth.year, $lastmonth.month)" Share Improve this answer Follow edited Jun 20, 2020 at 9:12 Community Bot 1 1 How do I run two commands in one line in Windows CMD? How to follow the signal when reading the schematic? Can be done also with a jscript code embedded into cmd script: Here's the dayM.bat that accepts only one argument - the days you want to add to the current date and prints the result: You can modify it in way that will be suitable for you. If a law is new but its interpretation is vague, can the courts directly ask the drafters the intent and official interpretation of their law? What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, This command as written will output the date in 12-hr format, so 5PM will be displayed as, batch file Subtracting hour current time on Windows, How Intuit democratizes AI development across teams through reusability. Save results as a text File. How to get the date in a batch file in a predictable format? To learn more, see our tips on writing great answers. I just would like to remove 1 day from here. Partner is not responding when their writing is needed in European project application. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Dude, thanks you are awesome! Hope that helps. The first was fixed by user328430s answer, where you used a/ instead of /a, and also -= is easier. If you want the padded values you shoud use the %_ymd_str%, %_mm_str% and %_dd_str% variables. Is it possible to rotate a window 90 degrees if it has the same length and width? I have read calling a vbscript to make the calculation is a better option. The given code inside :main should do what you are asking for. If you don't need that you can remove that. Consider the example below where 14 days is subtract from a variable containing the current date. It's not completely Batch, but I find that there are so many exceptions and special cases, that it's not worth it re-coding everything in Batch, especially when it's been done before. The functions are at the end of the code. Why does Mister Mxyzptlk need to have a weakness in the comics? Best phone for non-nonsense small business users in 2023. awk -v t="$(date +%Y-%m-%d)" -F "'" '$1 < t' myname.dat Now I need Recovering from a blunder I made while emailing a professor. And challenges are fun :) - Joey. I was only able to research on dates that are current and not on static Hi, For example if you have a Date structure named TheDate that you subtracted the days from already then you check the year like this. Last Activity: 7 September 2010, 12:49 AM EDT, Last Activity: 21 February 2011, 11:11 PM EST. Is it possible to perform a mathematical calculation using a DOS echo, in a single line? DATE. I suppose this is for optimization, but it leads to problems. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Why is this sentence from The Great Gatsby grammatical? The application has two fields. Although the process may not be . What video game is Charlie playing in Poker Face S01E07? website builder. PS C:> (Get-date).AddDays (12) Wednesday, January 28, 2015 4:33:00 PM I can add lots of stuff to DateTime objects. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Setting batch file variable to Last Day of previous month. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Batch files - DATE and TIME DATE and TIME commands General Date and Time using PROMPT Date and Time using BATCHMAN by Michael Mefford LeapYear.bat SortDate.bat SortTime.bat For ease of use: ERRTIME or REALDATE Date and Time in NT: DATE and TIME in NT: the basics The basic syntax and some simple examples of date math in CMD.EXE. You can keep it separate and call it from your batch files without cluttering your code, it will fill some environments variables with the operation result. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Why do many companies reject expired SSL certificates as bugs in bug bounties? How can I pass arguments to a batch file? While the other solutions probably would have worked as well, this is exactly what I was asking for. Do I need a thermal expansion tank if I already have a pressure tank? The following code snippet shows how the various operators can be used. How to "comment-out" (add comment) in a batch/cmd? The first was fixed by user328430s answer, where you used a/ instead of /a, and also -= is easier. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. You need to enable delayed expansion and use !gold! This command gets the system date. The default is 1 day (yesterday): Here's a solution I came up with for calculating date (add or subtract) with a batch script. Here is the command-line syntax to change the file timestamp using NirCmd: nircmd.exe setfiletime [filename or wildcard] [Created Date] {Modified Date} {Accessed Date} The first parameter can be a single filename or wildcard string. How can I subtract 1 day from this cmd code: Every post I see here says I need to use power shell and etc. 3 posts Page 1 of 1. Month. static_date=20010203 Do roots of these polynomials approach the negative of the Euler-Mascheroni constant? 2 Answers Sorted by: 12 On a Microsoft Windows system, you can obtain the current date using the date /t command (the /t option prevents the command from prompting for a change to the the date) or by using echo %date% to display the contents of the date environment variable. For example, this will subtract one day to the current date (on my system date is returned in the "dd/mm/yyyy" format): Can be done with adding jscript code to a batch file. Submit TTC 039-000 and cite USCIL Batch # & date collected. Acidity of alcohols and basicity of amines, Linear Algebra - Linear transformation question. How-to: Add or subtract days from any date - DateMath.cmd To add or subtract days from any date, copy the script below or download here and save as DateMath.cmd @ECHO off SETLOCAL :: DateMath, a general purpose date math routine :: If DateMath detects an error, variable _dd_int is set to 999999.