ISOdatetime {base}R Documentation

Date-time Conversion Functions from Numeric Representations

Description

Convenience wrappers to cread Date-times from numeric representations.

Usage

ISOdatetime(year, month, day, hour, min, sec, tz = "")
ISOdate(year, month, day, hour = 12, min = 0, sec = 0, tz = "GMT")

Arguments

year, month, day numerical values to specify a day.
hour, min, sec numerical values for a time within a day. Fractional seconds are allowed.
tz A timezone specification to be used for the conversion. "" is the current time zone and "GMT" is UTC.

Details

ISOdatetime and ISOdate are convenience wrappers for strptime that differ only in their defaults and that ISOdate sets UTC as the timezone. For dates without times it would normally be better to use the "Date" class.

Value

An object of class "POSIXct".

See Also

DateTimeClasses for details of the date-time classes; strptime for conversions from character strings.


[Package base version 2.11.0 Index]