year month day hour minute second millisecond years years months months days days hours hours minutes minutes seconds seconds milliseconds milliseconds year(s) month(s) day(s) hour(s) minute(s) second(s) millisecond(s) y m d h m s ms y m d h m s ms y m d h m s ms :

Duration: 0 years 0 months 0 days 0 hours 0 minutes 0 seconds Duration: 1 year 1 month 1 day 1 hour 1 minute 1 second Duration: 2 years 2 months 2 days 2 hours 2 minutes 2 seconds Duration: 2 year(s) 1 month(s) 3 day(s) 1 hour(s) 4 minute(s) 1 second(s) Duration: 2 days 34 minutes Duration: 2 year 4 months 4 hours 34 minutes Duration: 2y 3m 2d 4h 34 m 56s 2 or more use the plural form (for example: 2 years; 6 days; 34 seconds) 1 (one) uses the singular form (for example: 1 year; 1 day; 1 second) 0 (zero) uses the plural form (for example: 0 years; 0 days; 0 seconds) -1 (minus one) uses the singular form (for example: -1 year; -1 day; -1 second) -2, -3, etc. use the plural form (for example: -2 years; -6 days; -34 seconds)