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Format

Min  Hour Day  Mon  Weekday
┬    ┬    ┬    ┬    ┬
│    │    │    │    └─  Day of Week   (0=Sun .. 6=Sat)
│    │    │    └──────  Month         (1..12)
│    │    └───────────  Day of Month  (1..31)
│    └────────────────  Hour          (0..23)
└─────────────────────  Minute        (0..59)


Field Range Special characters
Minute 0-59 , - * /
Hour 0-23 , - * /
Day of Month 1-31 , - * ? / L W
Month 1-12 , - * /
Day of Week 0-6 , - * ? / L #

Examples

Format Result
*/15 * * * * Every 15 mins
0 * * * * Every hour
0 */2 * * * Every 2 hours
15 2 * * * At 2:15AM of every day
15 2 * * ? At 2:15AM of every day
10 9 * * 5 At 9:10AM of every Friday
0 0 * * 0 At midnight of every Sunday
15 2 * * 1L At 2:15am on the last monday of every month
15 0 * * 4#2 At 00:15am on the second thursday of every month
0 0 1 * * Every 1st of month (monthly)
0 0 1 1 * Every 1st of january (yearly)
@reboot Every reboot (non-standard)

Special strings

 

Also see

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