30 18 * * * rm /home/someuser/tmp/*
Fields:
- minute (0β59)
- hour (0β23)
- day of month (1β31)
- month (1β12)
- day of week (0β6, 0=Sunday)
- command
By default cron sends an email to the user account executing the cronjob. If this is not needed, add:
>/dev/null 2>&1