Learn R Programming
dttr2 (version 0.5.2)

dtt_day: Get and Set Day Values

Description

Gets and sets day values for date/time vectors.

Usage

dtt_day(x, ...)
dtt_day(x) <- value
# S3 method for Date
dtt_day(x, ...)
# S3 method for POSIXct
dtt_day(x, ...)
# S3 method for Date
dtt_day(x) <- value
# S3 method for POSIXct
dtt_day(x) <- value
dtt_days(x, ...)
dtt_days(x) <- value
dtt_set_day(x, value)

Value

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

Arguments

x

A date/time vector.

...

Unused.

value

A integer vector of the day value(s).

Methods (by class)

  • dtt_day(Date): Get integer vector of day values for a Date vector

  • dtt_day(POSIXct): Get integer vector of day values for a POSIXct vector

Functions

  • dtt_day(Date) <- value: Set day values for a Date vector

  • dtt_day(POSIXct) <- value: Set day values for a POSIXct vector

See Also

dtt_day_decimal()

Other set date: dtt_months(), dtt_years()

Examples

Run this code
x <- as.Date("1990-01-02")
dtt_day(x)
dtt_day(x) <- 27L
x

x <- as.POSIXct("1990-01-02 23:40:51")
dtt_day(x)
dtt_day(x) <- 27L
x

Run the code above in your browser using DataLab