arsenal (version 3.5.0)

mdy.Date: Convert numeric dates to Date object, and vice versa

Description

Convert numeric dates for month, day, and year to Date object, and vice versa.

Usage

mdy.Date(month, day, year, yearcut = 120)

Date.mdy(date)

is.Date(x)

Arguments

month

integer, month (1-12).

day

integer, day of the month (1-31, depending on the month).

year

integer, either 2- or 4-digit year. If two-digit number, will add 1900 onto it, depending on range.

yearcut

cutoff for method to know if to convert to 4-digit year.

date

A date value.

x

An object.

Value

mdy.Date returns a Date object, and Date.mdy returns a list with integer values for month, day, and year. is.Date returns a single logical value.

Details

Test if an object is a date.

More work may need to be done with yearcut and 2-digit years. Best to give a full 4-digit year.

See Also

Date, DateTimeClasses

Examples

Run this code
# NOT RUN {
mdy.Date(9, 2, 2013)

tmp <- mdy.Date(9, 2, 2013)
Date.mdy(tmp)

is.Date(tmp)
# }

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