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Module std::collections::hash_set

A hash set implemented as a HashMap where the value is ().

Difference	A lazy iterator producing elements in the difference of `HashSet`s.
Drain	A draining iterator over the items of a `HashSet`.
HashSet	A hash set implemented as a `HashMap` where the value is `()`.
Intersection	A lazy iterator producing elements in the intersection of `HashSet`s.
IntoIter	An owning iterator over the items of a `HashSet`.
Iter	An iterator over the items of a `HashSet`.
SymmetricDifference	A lazy iterator producing elements in the symmetric difference of `HashSet`s.
Union	A lazy iterator producing elements in the union of `HashSet`s.

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Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/collections/hash_set/index.html