Compare dates in shell script 5): May 5, 2016 · Compare two dates in shell script. How to compare time strings in Bash script? 0. Hot Network Questions Mar 13, 2024 · Historically, comparing dates in shell scripts wasn’t straightforward due to different date formats and lack of built-in functions. man date will provide you with more details. 8. And there are a couple of options to convert a number back to date too. 123 I can split the date and time if required (as the comparison should never be more than one second - I am looking at a reporting rate), so I can format the time as 13:25:30. 20220914. sh: line 13: [1273143480: command not found So basically if comparison is not working, I guess. Feb 21, 2022 · But you can also translate the date string into a number using date, which allows you to use the bash builtin [ . How to compare two dates without using Stat? 1. Mar 28, 2015 · You can use date +%s -d your_date to get the number of seconds since a fixed instance (1970-01-01, 00:00 UTC) called "epoch". I am doing this as an if statement so if the date is yesterday then it should run the hive query. Or if there is any other nice way than what I am doing, please let me know. 2. The date command, with %s to convert dates to seconds since the Unix epoch (00:00:00 UTC on 1 January 1970), is a godsend. Calculate number of days between 2 Feb 26, 2007 · Comparing dates in shell script Hi All, I have a date variable say dt="2014-01-06 07:18:38" Now i need to use this variable to search a log and get the entries which occured after that time. g. 123. Bash compare two dates. Method 2: Compare Date with Today. BASH - Compare string output from Date. 20220913. Although this does not work in your specific case - date cannot parse the date from the time here because of the first colon (YYYY-mm-dd:HH:MM:SS). Related. How to compare two dates in bash script? 0. the "-" comparisons work for numbers. This will work for cases where the dates are the same. I was trying to run the following shell script in linux, Jun 5, 2022 · I am doing a script to evaluate the last connection of a user, for this, I get the last time it was connected, and I extract the user + the date of the last connection, what I need to do now is to see if that date is greater or less than "2022-05-20" for example, but my problem is, that I do not know how to compare two dates in bash. Sep 25, 2012 · Compare two dates in shell script. txt in the same directory) the script won't work as the ls command will print both dates that are in the filenames. To compare with 2011-11-04 (my birthday), date '+%s' -d 2011-11-04 , yielding 1320361200 . Sep 15, 2022 · The problem is that the script works perfectly when there's only 1 file of a type there. /check_time. ]. Find number of days from two dates using shell. Hi I am very new to scripting, Can someone show me how to (in unix shell script) compare the system's date with a date in a file. Get difference between two days as a number in bash Linux. 1. Using awk Nov 17, 2021 · Comparing date inside if command in SHELL. 0958. I need to write a bash script that can do that: source_file=foo; target_file=bar; stat_source=$(stat source_file); stat_target=$(stat target_file); but how can I extract the dates from the stat output and compare them? Sep 26, 2017 · Compare two dates in shell/bash script and find days difference. Get difference between two days as a number in Mar 18, 2024 · Let’s check the current date and time and run the script: $ date Thu 17 Aug 2023 04:44:16 PM EEST $ . Compare dates in a list. Apr 15, 2024 · Method 1: Compare Two Dates. e. txt AND File156tr. I'm working on a tiny dropbox-like bash script, how can I compare the dates of 2 files and replace the old one(s) Date comparison in shell script. Changing the %y to %Y for stat will give the modification date of the file in seconds: fileModifiedOn=$(stat $i -c %Y) Nov 15, 2011 · In a shell environment/script you can get it with date '+%s' At the time of writing, the current time is 1321358027. The syntax for using the ‘date’ command is as follows: echo $((($(date -d "YYYY-MM-DD" +%s) - $(date -d "YYYY-MM-DD" +%s))/86400)) In the above command, replace “YYYY-MM-DD” with the two dates you want to compare in the same format. Feb 22, 2019 · The best way to compare points of time (dates) is in seconds (since Epoch). A bash script could be something on these lines (seems to work fine on Ubuntu 10. sh Current time is within working hours interval. Here you want to use == to compare text. Reflex for me, I put " around echo text. 04 bash 4. 5. 1053. Jan 14, 2011 · In Bash script, I would like to compare two dates and if one is greater than the other, carry out a task. Comparing date and time in bash. The requirement is to somehow open this file (which will only have a date in it) and compare it with today's date. If the given date is OLDER than 7 days of todays date then echo true Oct 10, 2016 · Date comparison in shell script. File156tr. Feb 20, 2023 · I have below output with jq command , where I want to compare all the date & time and tell which is the latest one Mon Feb 20 09:22:25 2023 Mon Feb 20 17:42:13 2023 Thu Mar 2 05:55:07 2023 Tue I am currently working on a shell script to run some hive queries I have. If they are equal execute a procedure below but if (4 Replies) Dec 10, 2013 · I am looking to write a shell script that will compare the time between two date-time stamps in the format: 2013-12-10 13:25:30. /script. We obtain the same result as before since the current time, 4:44 PM, falls within the working hours interval of 9:00 to 17:00. I want to check the date and pass it as a result then compare it to my date variable. Here's a code snippet example: Apr 15, 2024 · This tutorial explains how to compare dates using Bash, including several examples. -1 . 0. Ask Question Asked 3 years, 4 months ago. In Bash, you can compare dates using the `date` command along with `[[` for conditional expressions, allowing you to check if one date is before, after, or the same as another. 4. Date comparison in shell. Mar 25, 2017 · I have two time stamps one is like this 24MAR17:00:14:09 and another is like this 2017-03-25 05:52:09. compare date in a text file | shell. How to compare two dates in a shell? 4. -t . But for example, if we have the same file, but with different date in it's name (e. 1. “earlier than”) the date stored in the variable named $date2 and outputs the appropriate result. 1273143480 1254144394 . Oct 18, 2018 · you are comparing text, so -ge does not work. This particular example checks if the date stored in the variable named $date1 is less than (i. AWK; difference between dates. Compare time using date command. 123 / 13:25:31. I need to check the last date in the table before I run it. Apr 25, 2019 · Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Mar 16, 2016 · You could use date command to achieve this. (1 Reply) Feb 28, 2023 · The ‘date‘ command in Bash can be used to calculate the difference between two dates. Feb 9, 2011 · Compare two dates in shell/bash script and find days difference. The command Sep 25, 2018 · I would like to compare a given date date1=Wed 01 Aug 10:03:52 EDT 2018 to todays "date" command in shell. . How to run a command multiple times, using bash shell? 216. If you need "greater than" or "smaller than", put the dates in timestamp format (+%s) and compare the numbers. MacOS bash script not honoring double quotes. 373941000 and i want to compare the two time stamps same or not i tried a lot date function and Jun 23, 2017 · One way to know if a file has been compiled/transpiled already would be to compare the source and target file modification dates. 123 2013-12-10 13:25:31. Once you get that it's really easy to do almost anything with dates. eoezsah araqswq rchol wtob rgoq qkukn yzkj jipj deq lne mnoi wuwth yect merahmy sqowbdg