crontab

p:: CLI

Edit the current crontab using the editor specified by the VISUAL or EDITOR environment variables

crontab -e

Crontab.guru - The cron schedule expression editor

* * * * * date >> /tmp/date.txt
*/3 * * * * rm /tmp/date.txt

crontab: installing new crontab

Display the current crontab on standard output.

crontab -l

* * * * * date >> /tmp/date.txt
*/3 * * * * rm /tmp/date.txt

cat /tmp/date.txt

Mon May  9 03:16:00 IST 2022
Mon May  9 03:17:00 IST 2022

Best practices for cron | End Point Dev