ISOdatetime
Construct Date-time from Broken-down Time

### Description

Construct date-time from broken-down time (that is, calendar time separated into year, month, day, hour, minute, and second, with a choice of the time zone).

### 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 or character strings specifying a date.
hour, min, sec | numerical values or character strings specifying the time within a day.
tz | a character string specifying a time zone. For ISOdatetime, the default is the current system time zone. For ISOdate, the default is "GMT".

Value
returns a POSIXct object representing the date-time specified.
See Also
Date, POSIXt
Examples

    ISOdatetime(2009, 12, 18, 6, 12, 12.3, tz = "America/New_York")
    Sys.setenv(TZ = "")
    ISOdatetime("2009", "12", "18", "6", "12", "12.3")
    Sys.setenv(TZ = "America/New_York")
    ISOdatetime("2009", "12", "18", "6", "12", "12.3")
    Sys.setenv(TZ = "")
    ISOdate(2009, 12, 18)

Package base version 6.1.5-18
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