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EnumeratorsComparison.md

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EnumeratorsComparison

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EnumeratorsComparison.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 RatioSD Allocated Alloc Ratio
SysForEach .NET 6.0 .NET 6.0 2 0.5395 ns 0.0089 ns 0.0084 ns 0.53 0.01 - NA
StructEnumerable .NET 6.0 .NET 6.0 2 1.0813 ns 0.0078 ns 0.0073 ns 1.06 0.01 - NA
RefStructEnumerable .NET 6.0 .NET 6.0 2 1.0727 ns 0.0079 ns 0.0074 ns 1.05 0.01 - NA
ArrayEnumerableV1 .NET 6.0 .NET 6.0 2 2.7919 ns 0.0113 ns 0.0100 ns 2.74 0.03 - NA
SysForEach .NET 7.0 .NET 7.0 2 0.7274 ns 0.0090 ns 0.0080 ns 0.71 0.01 - NA
StructEnumerable .NET 7.0 .NET 7.0 2 0.9126 ns 0.0229 ns 0.0214 ns 0.90 0.02 - NA
RefStructEnumerable .NET 7.0 .NET 7.0 2 0.8818 ns 0.0055 ns 0.0049 ns 0.87 0.01 - NA
ArrayEnumerableV1 .NET 7.0 .NET 7.0 2 2.6261 ns 0.0432 ns 0.0404 ns 2.58 0.04 - NA
SysForEach .NET Framework 4.8 .NET Framework 4.8 2 1.0190 ns 0.0093 ns 0.0087 ns 1.00 0.00 - NA
StructEnumerable .NET Framework 4.8 .NET Framework 4.8 2 1.7663 ns 0.0099 ns 0.0083 ns 1.74 0.02 - NA
RefStructEnumerable .NET Framework 4.8 .NET Framework 4.8 2 1.7838 ns 0.0095 ns 0.0079 ns 1.75 0.02 - NA
ArrayEnumerableV1 .NET Framework 4.8 .NET Framework 4.8 2 2.7393 ns 0.0215 ns 0.0201 ns 2.69 0.04 - NA
SysForEach .NET 6.0 .NET 6.0 20 5.8328 ns 0.0136 ns 0.0113 ns 0.58 0.00 - NA
StructEnumerable .NET 6.0 .NET 6.0 20 7.7520 ns 0.0231 ns 0.0193 ns 0.77 0.00 - NA
RefStructEnumerable .NET 6.0 .NET 6.0 20 7.7400 ns 0.0325 ns 0.0288 ns 0.77 0.00 - NA
ArrayEnumerableV1 .NET 6.0 .NET 6.0 20 11.4317 ns 0.0423 ns 0.0395 ns 1.13 0.01 - NA
SysForEach .NET 7.0 .NET 7.0 20 5.2822 ns 0.0334 ns 0.0296 ns 0.52 0.00 - NA
StructEnumerable .NET 7.0 .NET 7.0 20 7.1606 ns 0.0236 ns 0.0210 ns 0.71 0.01 - NA
RefStructEnumerable .NET 7.0 .NET 7.0 20 7.2399 ns 0.1234 ns 0.1155 ns 0.72 0.01 - NA
ArrayEnumerableV1 .NET 7.0 .NET 7.0 20 11.6708 ns 0.0431 ns 0.0382 ns 1.16 0.01 - NA
SysForEach .NET Framework 4.8 .NET Framework 4.8 20 10.0910 ns 0.0602 ns 0.0534 ns 1.00 0.00 - NA
StructEnumerable .NET Framework 4.8 .NET Framework 4.8 20 11.2802 ns 0.0461 ns 0.0409 ns 1.12 0.01 - NA
RefStructEnumerable .NET Framework 4.8 .NET Framework 4.8 20 11.2868 ns 0.0525 ns 0.0491 ns 1.12 0.01 - NA
ArrayEnumerableV1 .NET Framework 4.8 .NET Framework 4.8 20 11.7509 ns 0.1469 ns 0.1374 ns 1.17 0.01 - NA
SysForEach .NET 6.0 .NET 6.0 100 42.2655 ns 0.1662 ns 0.1554 ns 0.75 0.00 - NA
StructEnumerable .NET 6.0 .NET 6.0 100 45.9079 ns 0.1442 ns 0.1349 ns 0.81 0.00 - NA
RefStructEnumerable .NET 6.0 .NET 6.0 100 45.2104 ns 0.3548 ns 0.2963 ns 0.80 0.01 - NA
ArrayEnumerableV1 .NET 6.0 .NET 6.0 100 62.3430 ns 0.3062 ns 0.2864 ns 1.11 0.01 - NA
SysForEach .NET 7.0 .NET 7.0 100 38.9808 ns 0.0955 ns 0.0798 ns 0.69 0.00 - NA
StructEnumerable .NET 7.0 .NET 7.0 100 41.6850 ns 0.2103 ns 0.1967 ns 0.74 0.00 - NA
RefStructEnumerable .NET 7.0 .NET 7.0 100 42.0053 ns 0.2092 ns 0.1957 ns 0.74 0.00 - NA
ArrayEnumerableV1 .NET 7.0 .NET 7.0 100 58.2898 ns 0.1694 ns 0.1584 ns 1.03 0.00 - NA
SysForEach .NET Framework 4.8 .NET Framework 4.8 100 56.4203 ns 0.1987 ns 0.1659 ns 1.00 0.00 - NA
StructEnumerable .NET Framework 4.8 .NET Framework 4.8 100 56.9391 ns 0.1976 ns 0.1848 ns 1.01 0.00 - NA
RefStructEnumerable .NET Framework 4.8 .NET Framework 4.8 100 56.9231 ns 0.1793 ns 0.1677 ns 1.01 0.00 - NA
ArrayEnumerableV1 .NET Framework 4.8 .NET Framework 4.8 100 64.2843 ns 1.2006 ns 1.0643 ns 1.14 0.02 - NA
SysForEach .NET 6.0 .NET 6.0 1000 375.3040 ns 1.2134 ns 1.0756 ns 0.73 0.00 - NA
StructEnumerable .NET 6.0 .NET 6.0 1000 387.3172 ns 1.6300 ns 1.5247 ns 0.76 0.01 - NA
RefStructEnumerable .NET 6.0 .NET 6.0 1000 388.6788 ns 3.0873 ns 2.5780 ns 0.76 0.01 - NA
ArrayEnumerableV1 .NET 6.0 .NET 6.0 1000 576.8136 ns 1.7095 ns 1.5991 ns 1.13 0.01 - NA
SysForEach .NET 7.0 .NET 7.0 1000 335.6658 ns 0.9673 ns 0.9048 ns 0.66 0.00 - NA
StructEnumerable .NET 7.0 .NET 7.0 1000 362.2799 ns 0.7993 ns 0.6240 ns 0.71 0.00 - NA
RefStructEnumerable .NET 7.0 .NET 7.0 1000 362.7813 ns 0.7799 ns 0.6913 ns 0.71 0.00 - NA
ArrayEnumerableV1 .NET 7.0 .NET 7.0 1000 548.3063 ns 1.4988 ns 1.4020 ns 1.07 0.01 - NA
SysForEach .NET Framework 4.8 .NET Framework 4.8 1000 511.3674 ns 2.6135 ns 2.4447 ns 1.00 0.00 - NA
StructEnumerable .NET Framework 4.8 .NET Framework 4.8 1000 511.8095 ns 2.4448 ns 1.9087 ns 1.00 0.01 - NA
RefStructEnumerable .NET Framework 4.8 .NET Framework 4.8 1000 511.5876 ns 2.7156 ns 2.5402 ns 1.00 0.01 - NA
ArrayEnumerableV1 .NET Framework 4.8 .NET Framework 4.8 1000 575.1538 ns 2.6253 ns 2.4557 ns 1.12 0.01 - NA