Format of crontab file

Posted on 17-11-2018 by Nadir Latif


Source: http://www.freebsd.org/cgi/man.cgi?crontab(5)

A cron tab entry has 5 fields. These are: minute, hour, day of month, month and day of week. For example:


*/30 * * * 1,3
The above entry will run every 30 minutes on Mondays and Wednesdays