contains Function
contains determines whether a given list or set contains a given single value
as one of its elements.
contains(list, value)
Examples
> contains(["a", "b", "c"], "a")
true
> contains(["a", "b", "c"], "d")
false
contains Functioncontains determines whether a given list or set contains a given single value
as one of its elements.
contains(list, value)
> contains(["a", "b", "c"], "a")
true
> contains(["a", "b", "c"], "d")
false