previous_year {timeperiodsR} | R Documentation |
Start and end of previous year
Description
Defines first and last date in n previous year
Usage
previous_year(x = Sys.Date(),
n = 1,
part = getOption("timeperiodsR.parts"))
Arguments
x |
Date object |
n |
Number of periods for offset |
part |
Part of period you need to receive, one of "all", "start", "end","sequence", "length". See details. |
Details
You can get object of tpr class with all components or specify which component you need, use part
for manage this option:
all - get all components
start - get only first date of period
end - get only last date of period
start - get vector of all dates in period
length - get number of dates in period
Value
Object of tpr class
Author(s)
Alexey Seleznev
See Also
For get next other periods see previous_week()
, previous_month()
, previous_quarter()
Examples
## To get start, end and sequence of previous year
previousyear <- previous_year()
## To get vector of date sequences
previous_year(part = "sequence")
previous_year()$sequence
seq(previousyear)
## Get number of days of previous year
day_nums <- previous_year(part = "length")
previous_year()$length
length(previousyear)
[Package timeperiodsR version 0.7.3 Index]