
hash_keys(+Table, -Keys)

   Retrieve the current hash table keys

Arguments
   Table               A hash table
   Keys                a variable or list

Type
   library(hash)

Description

	Retrieve the hash table keys in the form of a list of Keys.
	This list is cached by the hash table and only recomputed when
	the keys have changed.

Modes and Determinism
   hash_keys(+, -) is det

See Also
   hash_list / 2, hash_list / 3
