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Get and Set Hour Values

Source: R/deprecated.R, R/hour.R, R/set.R
dtt_hour.Rd

Gets and sets hour values for date/time vectors.

Usage

dtt_hours(x, ...)

dtt_hours(x) <- value

dtt_hour(x, ...)

dtt_hour(x) <- value

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

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

# S3 method for class 'hms'
dtt_hour(x, ...)

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

# S3 method for class 'hms'
dtt_hour(x) <- value

dtt_set_hour(x, value)

Arguments

x

A date/time vector.

...

Unused.

value

A integer vector of the hour value(s).

Value

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

Methods (by class)

  • dtt_hour(Date): Get integer vector of hour values for a Date vector

  • dtt_hour(POSIXct): Get integer vector of hour values for a POSIXct vector

  • dtt_hour(hms): Get integer vector of hour values for a hms vector

Functions

  • dtt_hour(POSIXct) <- value: Set hour values for a POSIXct vector

  • dtt_hour(hms) <- value: Set hour values for a hms vector

See also

dtt_hour_decimal()

Other set time: dtt_minutes(), dtt_seconds()

Examples

x <- as.POSIXct("1990-01-02 23:40:51")
dtt_hour(x)
#> [1] 23
dtt_hour(x) <- 01L
x
#> [1] "1990-01-02 01:40:51 UTC"

x <- hms::as_hms("23:40:51")
dtt_hour(x)
#> [1] 23
dtt_hour(x) <- 01L
x
#> 01:40:51