The values are usually used to index a fixed-size table called a hash table. The values returned by a hash function are called hash values, hash codes, hash digests, digests, or simply hashes. There is a collision between keys "John Smith" and "Sandra Dee".Ī hash function is any function that can be used to map data of arbitrary size to fixed-size values, though there are some hash functions that support variable length output. ![]() ![]() JSTOR ( July 2010) ( Learn how and when to remove this template message)Ī hash function that maps names to integers from 0 to 15.Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification.
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