djb2_hash: DJB2 Hash Function

In hrbrmstr/hrbrmiscpp: hrbrmiscpp title goes here

Description

Dan Berstein's hash function. A variation on a [linear congruential generator](https://rosettacode.org/wiki/Linear_congruential_generator) It's fast but does a good job of producing decently distributed hash values.

Usage

djb2_hash(x)

Arguments

x	character vector of strings to hash

Value

numeric vector of the hashes of x

References

[http://www.cse.yorku.ca/~oz/hash.html](http://www.cse.yorku.ca/~oz/hash.html) and [https://groups.google.com/forum/#!msg/comp.lang.c/lSKWXiuNOAk/zstZ3SRhCjgJ](https://groups.google.com/forum/#!msg/comp.lang.c/lSKWXiuNOAk/zstZ3SRhCjgJ)

Examples

setdiff(djb2_hash(state.name), djb2_hash(state.name))
## numeric(0)

hrbrmstr/hrbrmiscpp documentation built on May 17, 2019, 5:08 p.m.