Determine if a number is odd or even.

is.odd(x)

is.even(x)

Arguments

x

A numeric vector.

Value

A logical vector of the same length as x.

Examples

## Individual values is.odd(1)
#> [1] TRUE
is.odd(2)
#> [1] FALSE
is.even(3)
#> [1] FALSE
is.even(4)
#> [1] TRUE
## Vector of values d <- 1:8 data.frame(d,odd=is.odd(d),even=is.even(d))
#> d odd even #> 1 1 TRUE FALSE #> 2 2 FALSE TRUE #> 3 3 TRUE FALSE #> 4 4 FALSE TRUE #> 5 5 TRUE FALSE #> 6 6 FALSE TRUE #> 7 7 TRUE FALSE #> 8 8 FALSE TRUE