Will crontab hour range a-b run after b too? -


say have crontab runs every 20 minutes , have hour range can vary lets a-b, in 1 example like

*/20 5-23 * * * /usr/bin/cool_program

my question is, cron run @ 23:00, 23:20, 23:40 , 00:00 too?

yes offcourse execute on every 2o mins 5am till 23 hrs, 

* 20 – 20th minute (top of hour) * 5-23 – 5.20 am,5.40 am,6 am,....23 pm * * – every day * * – every month * * - evryday of week

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