Convert datetime to time-of-day
Convert a datetime into a time of day expressed in hours, minutes or seconds from midnight in local time for a time zone. This conversion is useful when time-series data for different days needs to be compared or plotted based on the local time-of-day.
as_tod(x, unit.out = "hours", tz = NULL)
x |
a datetime object accepted by lubridate functions |
unit.out |
character string, One of "tod_time", "hours", "minutes", or "seconds". |
tz |
character string indicating time zone to be used in output. |
A numeric vector of the same length as x
. If
unit.out = "tod_time"
an object of class "tod_time"
which
the same as for unit.out = "hours"
but with the class attribute
set, which dispatches to special format()
nad print()
methods.
Other Time of day functions:
format.tod_time()
,
print.tod_time()
library(lubridate) my_instants <- ymd_hms("2020-05-17 12:05:03") + days(c(0, 30)) my_instants as_tod(my_instants) as_tod(my_instants, unit.out = "tod_time")
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