dtt_year: Get and Set Year Values

In dttr2: Manipulate Date, POSIXct and hms Vectors

Get and Set Year Values

Description

Gets and sets year values for date/time vectors.

Usage

dtt_years(x, ...)

dtt_years(x) <- value

dtt_set_year(x, value)

dtt_year(x, ...)

dtt_year(x) <- value

## S3 method for class 'Date'
dtt_year(x, ...)

## S3 method for class 'POSIXct'
dtt_year(x, ...)

## S3 replacement method for class 'Date'
dtt_year(x) <- value

## S3 replacement method for class 'POSIXct'
dtt_year(x) <- value

Arguments

x	A date/time vector.
...	Unused.
value	A integer vector of the year value(s).

Value

An integer vector (or the modified date/time vector).

Methods (by class)

• dtt_year(Date): Get integer vector of year values for a Date vector

• dtt_year(POSIXct): Get integer vector of year values for a POSIXct vector

Functions

• dtt_year(Date) <- value: Set year values for a Date vector

• dtt_year(POSIXct) <- value: Set year values for a POSIXct vector

See Also

dtt_year_decimal()

Other set date: dtt_day(), dtt_months()

Examples

x <- as.Date("1990-01-02")
dtt_year(x)
dtt_year(x) <- 11L
x

x <- as.POSIXct("1990-01-02 23:40:51")
dtt_year(x)
dtt_year(x) <- 2022L
x

dttr2 documentation built on Nov. 14, 2023, 5:10 p.m.