- :block
- or :nothing
intersection
return the intersection of given sets
Parameters
intersection setA :literal :block setB :block
Returns
Examples
copyprint intersection [1 2 3 4] [3 4 5 6] ; 3 4
copya: [1 2 3 4] b: [3 4 5 6] intersection 'a b ; a: [3 4]