HashKeyIter

Iterates over all the keys in the hash. The values may be returned by this iterator in any order.

@init(coll Hash[:k,:v])

more?() Bool

Returns true if there are more values in the iteration

next() :k

Returns the next key in the iteration.

reset()

Resets the iterator to point to the beginning of the collection.

iter() HashKeyIter[:k,:v]

@destroy()

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