Nov 25, 2009 · You can add date next to a filename invoking date command in subshell. date command with required formatting options invoked the braces of $() or between the backticks ( `…` ) is executed in a subshell and the output is then placed in the original command.

Apr 5, 2024 · Explains how to append the current date or time to a filename from a shell variable under macOS, Linux, *BSD, and Unix bash shell scripting.

Mar 17, 2017 · You can get UTC time in your date call by specifying the -u flag and adding "Z" to the end of the datetime string to indicate that the time is UTC like this: $ date -u +"%FT%H%MZ" 2016-04-25T1430Z Share

Apr 5, 2017 · I am trying to use a shell script to write the current date and time to a file. Here is what I have so far. echo "$(date)" >> //home/user/Desktop/Scripts/Date Logs/datelog.txt. It will say it completed but nothing is printed to the file after it is run.

Feb 11, 2012 · How do I append a current date to a filename? More than likely it is your use of set. That will assign 'today', '=' and the output of the date program to positional parameters (aka command-line arguments). You want to just use C shell (which you are tagging this as "bash", so likely not), you will want to use:

Jan 16, 2018 · You should use double quotes and need to evaluate date +"%F" using command substitution. $ touch "test_$(date +%F)" This will create an empty file test_2018-01-15. Double quote helps you create a single file where some options of date command would include a space.

Oct 4, 2015 · Just use the date command with the + option. We can use backticks to capture the value in a variable. You can change the date format by using different % options as detailed on the date man page. Split a file into name and extension. This is a bit trickier. If we think they'll be only one . in the filename we can use cut with . as the delimiter.

Jul 14, 2020 · Here is how you can format current date and time, and append formatted string to a file name, in a shell script. A linux command line tool called date allows you to format the display of current time as you want.

Oct 22, 2023 · To append the date to a filename, you can use the date command in combination with string manipulation in a Linux bash script. The date command allows you to format the current date and time in various ways, including specifying the format for the filename.

Mar 29, 2018 · {} is used as a placeholder for the file name, to which we append a date in the desired format. The example formatting +%Y-%m-%d should be self-explanatory. for the date and time, (or date +%F_%T for short in most date implementations). With zsh: # parameter expansion flag. # things up considerably if you have. # zillions of files to copy.