Extract the day of the week from a date or datetime

rip_wday() extracts the day of the week from a date or datetime object.

rip_wday(x)

Arguments

x	<Date / POSIXct / POSIXlt> The vector to extract the day of the week from.

Value

An integer vector the same size as x containing the day of the week values. Monday corresponds to 1, and Sunday is 7.

Examples

# Identical dates, but in different hours
x <- as.POSIXct("1969-12-31 19:00:00", tz = "America/New_York")
y <- as.POSIXct("1970-01-01 00:00:00", tz = "UTC")

identical(as.numeric(x), as.numeric(y))
#> [1] TRUE

rip_wday(x)
#> [1] 3
rip_wday(y)
#> [1] 4