julian {timeDate}R Documentation

Julian Counts and Calendar Atoms

Description

Returns Julian day counts, date/time atoms from a 'timeDate' object, and extracts month atoms from a 'timeDate' object.

Usage

## S4 method for signature 'timeDate':
julian(x, origin = timeDate("1970-01-01"), 
    units = c("auto", "secs", "mins", "hours", "days", "weeks"), 
    zone = NULL, FinCenter = NULL, ...)

## S4 method for signature 'timeDate':
atoms(x, ...)

## S4 method for signature 'timeDate':
months(x, abbreviate = NULL)

Arguments

x an object of class timeDate.
origin a length-one object inheriting from class "timeDate" setting the origin for the julian counter.
units a character string denoting the date/time units in which the results are desired.
zone the time zone or financial center where the data were recorded.
FinCenter a character with the the location of the financial center named as "continent/city".
abbreviate currently not used.
... arguments passed to other methods.

Value

julian returns a timeDate object as a Julian count.
atoms and months extrac from a timeDate object the calendar atoms, i.e. the year, month, day, and optionally hour, minute and second.

Examples

## julian -
   tC = timeCalendar()
   julian(tC)[1:3]
   
## atoms -
   atoms(tC)
   
## months -
   months(tC)
[Package timeDate version 2110.87 Index]