HashSet.md

HashSet

Source

HashSet.cs

Results:

BenchmarkDotNet=v0.13.2, OS=Windows 11 (10.0.22621.819)
Intel Core i7-8750H CPU 2.20GHz (Coffee Lake), 1 CPU, 12 logical and 6 physical cores
.NET SDK=7.0.100
  [Host]             : .NET 7.0.0 (7.0.22.51805), X64 RyuJIT AVX2
  .NET 6.0           : .NET 6.0.11 (6.0.1122.52304), X64 RyuJIT AVX2
  .NET 7.0           : .NET 7.0.0 (7.0.22.51805), X64 RyuJIT AVX2
  .NET Framework 4.8 : .NET Framework 4.8.1 (4.8.9105.0), X64 RyuJIT VectorSize=256

Method	Job	Runtime	ItemCount	Mean	Error	StdDev	Ratio	Allocated	Alloc Ratio
LINQ	.NET 6.0	.NET 6.0	2	6.470 ns	0.0263 ns	0.0246 ns	0.43	-	NA
StructLINQ	.NET 6.0	.NET 6.0	2	3.750 ns	0.0232 ns	0.0217 ns	0.25	-	NA
LINQ	.NET 7.0	.NET 7.0	2	7.097 ns	0.0523 ns	0.0463 ns	0.48	-	NA
StructLINQ	.NET 7.0	.NET 7.0	2	2.298 ns	0.0153 ns	0.0143 ns	0.15	-	NA
LINQ	.NET Framework 4.8	.NET Framework 4.8	2	14.879 ns	0.0524 ns	0.0490 ns	1.00	-	NA
StructLINQ	.NET Framework 4.8	.NET Framework 4.8	2	3.661 ns	0.0309 ns	0.0274 ns	0.25	-	NA
LINQ	.NET 6.0	.NET 6.0	100	263.520 ns	1.2710 ns	1.1889 ns	0.88	-	NA
StructLINQ	.NET 6.0	.NET 6.0	100	59.400 ns	0.2631 ns	0.2461 ns	0.20	-	NA
LINQ	.NET 7.0	.NET 7.0	100	240.658 ns	0.4676 ns	0.3905 ns	0.81	-	NA
StructLINQ	.NET 7.0	.NET 7.0	100	106.481 ns	0.5253 ns	0.4101 ns	0.36	-	NA
LINQ	.NET Framework 4.8	.NET Framework 4.8	100	298.331 ns	1.2307 ns	1.0909 ns	1.00	-	NA
StructLINQ	.NET Framework 4.8	.NET Framework 4.8	100	135.522 ns	0.5826 ns	0.5165 ns	0.45	-	NA
LINQ	.NET 6.0	.NET 6.0	1000	2,530.097 ns	8.5344 ns	7.9831 ns	0.90	-	NA
StructLINQ	.NET 6.0	.NET 6.0	1000	516.871 ns	3.5900 ns	2.9978 ns	0.18	-	NA
LINQ	.NET 7.0	.NET 7.0	1000	2,319.758 ns	8.4753 ns	7.9278 ns	0.82	-	NA
StructLINQ	.NET 7.0	.NET 7.0	1000	1,018.004 ns	4.0234 ns	3.7635 ns	0.36	-	NA
LINQ	.NET Framework 4.8	.NET Framework 4.8	1000	2,825.801 ns	8.9413 ns	8.3637 ns	1.00	-	NA
StructLINQ	.NET Framework 4.8	.NET Framework 4.8	1000	1,309.649 ns	10.6553 ns	9.4456 ns	0.46	-	NA