Floor Date

Coerces vectors to floored Date vectors.

dtt_date(x, ...)

dtt_date(x) <- value

# S3 method for integer
dtt_date(x, origin = as.Date("1970-01-01"), ...)

# S3 method for double
dtt_date(x, origin = as.Date("1970-01-01"), ...)

# S3 method for character
dtt_date(x, ...)

# S3 method for Date
dtt_date(x, ...)

# S3 method for POSIXct
dtt_date(x, ...)

# S3 method for hms
dtt_date(x, ...)

# S3 method for Date
dtt_date(x) <- value

# S3 method for POSIXct
dtt_date(x) <- value

dtt_set_date(x, value)

Arguments

x

A vector.

...

Unused.

value

A date vector.

origin

Origin date.

Value

A floored Date vector.

Methods (by class)

• dtt_date(integer): Coerce integer vector to a floored Date vector

• dtt_date(double): Coerce double vector to a floored Date vector

• dtt_date(character): Coerce character vector to a floored Date vector

• dtt_date(Date): Coerce Date vector to a floored Date vector

• dtt_date(POSIXct): Coerce POSIXct vector to a floored Date vector

• dtt_date(hms): Coerce hms vector to a floored Date vector

Functions

• dtt_date(Date) <- value: Set date values for a Date vector

• dtt_date(POSIXct) <- value: Set date values for a POSIXct vector

See also

Other floor: dtt_date_time(), dtt_excel_to_date(), dtt_floored(), dtt_floor(), dtt_set_time()

Examples

dtt_date(1L)
#> [1] "1970-01-02"
dtt_date(-1)
#> [1] "1969-12-31"
dtt_date("2000-01-01")
#> [1] "2000-01-01"
as.Date(as.POSIXct("2019-05-01", tz = "Etc/GMT-8"))
#> [1] "2019-04-30"
dtt_date(as.POSIXct("2019-05-01", tz = "Etc/GMT-8"))
#> [1] "2019-05-01"
dtt_date(hms::as_hms("23:59:59"))
#> [1] "1970-01-01"
dtt_date(hms::as_hms("24:00:00"))
#> [1] "1970-01-02"