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hash_next(+Iter, -Key, -Value, -Iter)

Get the next Key - Value pair according to the iterator
Iter
Hash table iterator structure
Key
A ground term (output)
Value
A term (output)
Iter
Hash table iterator structure (output)

Modes and Determinism

Fail Conditions

No further entries left in this iteration

See Also

hash_iter / 2, hash_last / 1, hash_list / 3