folly::hash::moremur_unmix64

Inverse of moremur_mix64.

Synopsis

Declared in <folly/hash/Hash.h>

constexpr
uint64_t
moremur_unmix64(uint64_t key) noexcept;

Description

methodset moremur

Return Value

The original value before moremur_mix64

Parameters

NameDescription
keyThe mixed value to invert