Since cron runs jobs time-based, not interval-based, there’s no blindingly simple way to do it. However, although it’s a bit of a hack, you can set up multiple lines in crontab until you find the common denominator. Since you want a job to run every 72 minutes, it must execute at the following times: 00:00 … Read more
SELECT DATEPART(HOUR, GETDATE()); DATEPART documentation
^(?:(?:([01]?\d|2[0-3]):)?([0-5]?\d):)?([0-5]?\d)$ Explanation: ^ # Start of string (?: # Try to match… (?: # Try to match… ([01]?\d|2[0-3]): # HH: )? # (optionally). ([0-5]?\d): # MM: (required) )? # (entire group optional, so either HH:MM:, MM: or nothing) ([0-5]?\d) # SS (required) $ # End of string
You may use something like the strtotime() function to add something to the current timestamp. $new_time = date(“Y-m-d H:i:s”, strtotime(‘+5 hours’)). If you need variables in the function, you must use double quotes then like strtotime(“+{$hours} hours”), however better you use strtotime(sprintf(“+%d hours”, $hours)) then.