Case insensitive version of %in%

This is simply 'in', but applies base::toupper() to both arguments, first.

find %IN% table

Arguments

find

The element(s) to look up in the vector or matrix.

table

The vector or matrix in which to look up the element(s).

Value

A logical vector.

Examples

letters[1:4] %IN% LETTERS
#> [1] TRUE TRUE TRUE TRUE