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infix ∉

infix ∉

(T 
type
:
property.equatable, a T, s container.Set T)
 => 
bool
[Contains abstract features]
is `a` not contained in `Set` `s`?

This should usually be called using type inference as in

my_set := set_of ["A","B","C"]
say <| "B" ∉ my_set
say <| "D" ∉ my_set

Type Parameters

0.094dev (2025-06-18 15:08:51 GIT hash 89cffc23ae669b0898a5564fefbf793fcb8e5ca7 built by fridi@fzen)