Not In

Infix function for the opposite of %in%.

Usage

x %ni% y

Arguments

x

(vector or NULL) The values to be matched. Long vectors are supported.

y

(vector or NULL) The values to be matched against. Long vectors are not supported.

Value

(logical) A vector of logical values the same length of x, for which each value represents whether that particular element in x exists in y.

Examples

c("x", "y") %ni% "x"
#> [1] FALSE  TRUE