Sets don't come with the same prototype functions as arrays. They have a forEach method, but no map or filter, for example (I think). The spread operator and square braces there are simply extracting the values from the set and turning them into an array.
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Sets don't come with the same prototype functions as arrays. They have a
forEachmethod, but nomaporfilter, for example (I think). The spread operator and square braces there are simply extracting the values from the set and turning them into an array.