JeremyEspresso.MurmurHash 0.0.1

.NET 7.0 This package targets .NET 7.0. The package is compatible with this framework or higher. 
dotnet add package JeremyEspresso.MurmurHash --version 0.0.1
                    


                    

                
NuGet\Install-Package JeremyEspresso.MurmurHash -Version 0.0.1
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
For projects that support PackageReference, copy this XML node into the project file to reference the package. 

                    


                            Directory.Packages.props
                        

                    

                

                    


                            Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package. 
paket add JeremyEspresso.MurmurHash --version 0.0.1
                    


                    

                
#r "nuget: JeremyEspresso.MurmurHash, 0.0.1"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package. 
#:package JeremyEspresso.MurmurHash@0.0.1
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package. 
#addin nuget:?package=JeremyEspresso.MurmurHash&version=0.0.1
                    


                            Install as a Cake Addin
                        

                    

                
#tool nuget:?package=JeremyEspresso.MurmurHash&version=0.0.1
                    


                            Install as a Cake Tool

MurmurHash

A super fast implementation of the MurmurHash3 algorithm with zero heap allocations.

The initial implementation was based on https://github.com/odinmillion/MurmurHash.Net. Except for the magic constants there is not much left of the original implementation.

NuGet

Get MurmurHash on NuGet: https://www.nuget.org/packages/JeremyEspresso.MurmurHash

API Usage

using MurmurHash;

string input = "Hello World!";
const uint seed = 420;

ReadOnlySpan inputSpan = Encoding.UTF8.GetBytes(input).AsSpan();

uint hash = MurmurHash3.Hash32(ref inputSpan, seed);

Console.WriteLine(hash);

Output:

1535517821

Benchmarks

BenchmarkDotNet=v0.13.3, OS=Windows 10 (10.0.19045.2364)
Intel Core i7-9700K CPU 3.60GHz (Coffee Lake), 1 CPU, 8 logical and 8 physical cores
.NET SDK=7.0.101
  [Host]     : .NET 7.0.1 (7.0.122.56804), X64 RyuJIT AVX2
  DefaultJob : .NET 7.0.1 (7.0.122.56804), X64 RyuJIT AVX2
Method StringInput Mean Error StdDev Allocated
MurMurHash3 !zhg(...)9N!% [128] 28.540 ns 0.6031 ns 0.9909 ns -
OdinMillion_MurMurHashDotNet !zhg(...)9N!% [128] 39.308 ns 0.8142 ns 1.1934 ns -
MurMurHash3 a$6aj(...)5HFPe [40] 9.142 ns 0.2075 ns 0.2625 ns -
OdinMillion_MurMurHashDotNet a$6aj(...)5HFPe [40] 12.032 ns 0.2711 ns 0.3620 ns -
MurMurHash3 key 1.801 ns 0.0643 ns 0.0858 ns -
OdinMillion_MurMurHashDotNet key 4.415 ns 0.1052 ns 0.1542 ns -
Product Compatible and additional computed target framework versions.
.NET net7.0 is compatible.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed.  net9.0 was computed.  net9.0-android was computed.  net9.0-browser was computed.  net9.0-ios was computed.  net9.0-maccatalyst was computed.  net9.0-macos was computed.  net9.0-tvos was computed.  net9.0-windows was computed.  net10.0 was computed.  net10.0-android was computed.  net10.0-browser was computed.  net10.0-ios was computed.  net10.0-maccatalyst was computed.  net10.0-macos was computed.  net10.0-tvos was computed.  net10.0-windows was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

  • net7.0

    • No dependencies.

NuGet packages (1)

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Package Description

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Version Downloads Last Updated
0.0.1 121,511 1/3/2023