# NOT RUN {
duration(day = -1)
# -86400s (~-1 days)
duration(90, "seconds")
duration(1.5, "minutes")
duration(-1, "days")
# -86400s (~-1 days)
duration(second = 90)
duration(minute = 1.5)
duration(mins = 1.5)
duration(second = 3, minute = 1.5, hour = 2, day = 6, week = 1)
duration(hour = 1, minute = -60)
duration("2M 1sec")
duration("2hours 2minutes 1second")
duration("2d 2H 2M 2S")
duration("2days 2hours 2mins 2secs")
# Missing numerals default to 1. Repeated units are added up.
duration("day day")
# Comparison with characters is supported from v1.6.0.
duration("day 2 sec") > "day 1sec"
is.duration(as.Date("2009-08-03")) # FALSE
is.duration(duration(days = 12.4)) # TRUE
# }
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