is_in {msgr}

Checks whether all elements of one variable are in another

Description

Checks whether all elements of one variable are in another

Usage

is_in(x, y)

Arguments

x

(any) The object with elements to test

y

(any) The object with elements to test against

Value

TRUE if all elements in x are in y, FALSE otherwise

Examples

is_in("a", letters)
is_in(c("a", "b", "c"), letters)

is_in(1, LETTERS)
is_in(1:2, LETTERS)