lookup all(keys, key, values)matching values Type: For any types a, b where Equatable a([a], a, [b]) -> [b]

Given two lists, finds all the items with a matching value in left list, and returns the right list values for each.

This is useful for looking up one column via the value of another, e.g. lookup all(Column A, value in A, Column B)

ExamplesClick an example to insert it
lookup all([1, 2, 1, 3], 1, ["a", "b", "c", "d"])["a", "c"]