EnumeratorsOfClassComparison.cs
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 | 0.5343 ns | 0.0078 ns | 0.0065 ns | 0.61 | 0.01 | - | NA |
| StructEnumerable | .NET 6.0 | .NET 6.0 | 2 | 1.1754 ns | 0.0072 ns | 0.0067 ns | 1.35 | 0.01 | - | NA |
| RefStructEnumerable | .NET 6.0 | .NET 6.0 | 2 | 4.2659 ns | 0.0223 ns | 0.0209 ns | 4.89 | 0.05 | - | NA |
| ArrayEnumerableV1 | .NET 6.0 | .NET 6.0 | 2 | 1.9187 ns | 0.0064 ns | 0.0057 ns | 2.20 | 0.02 | - | NA |
| SysForEach | .NET 7.0 | .NET 7.0 | 2 | 0.3236 ns | 0.0070 ns | 0.0066 ns | 0.37 | 0.01 | - | NA |
| StructEnumerable | .NET 7.0 | .NET 7.0 | 2 | 1.1216 ns | 0.0161 ns | 0.0125 ns | 1.29 | 0.02 | - | NA |
| RefStructEnumerable | .NET 7.0 | .NET 7.0 | 2 | 3.5145 ns | 0.0151 ns | 0.0141 ns | 4.03 | 0.03 | - | NA |
| ArrayEnumerableV1 | .NET 7.0 | .NET 7.0 | 2 | 2.6961 ns | 0.0417 ns | 0.0370 ns | 3.09 | 0.04 | - | NA |
| SysForEach | .NET Framework 4.8 | .NET Framework 4.8 | 2 | 0.8715 ns | 0.0068 ns | 0.0064 ns | 1.00 | 0.00 | - | NA |
| StructEnumerable | .NET Framework 4.8 | .NET Framework 4.8 | 2 | 1.7980 ns | 0.0106 ns | 0.0099 ns | 2.06 | 0.02 | - | NA |
| RefStructEnumerable | .NET Framework 4.8 | .NET Framework 4.8 | 2 | 4.7799 ns | 0.0471 ns | 0.0418 ns | 5.48 | 0.05 | - | NA |
| ArrayEnumerableV1 | .NET Framework 4.8 | .NET Framework 4.8 | 2 | 1.9630 ns | 0.0120 ns | 0.0112 ns | 2.25 | 0.02 | - | NA |
| SysForEach | .NET 6.0 | .NET 6.0 | 20 | 7.3636 ns | 0.0330 ns | 0.0292 ns | 0.80 | 0.01 | - | NA |
| StructEnumerable | .NET 6.0 | .NET 6.0 | 20 | 8.0347 ns | 0.0536 ns | 0.0475 ns | 0.87 | 0.01 | - | NA |
| RefStructEnumerable | .NET 6.0 | .NET 6.0 | 20 | 36.4098 ns | 0.1259 ns | 0.1178 ns | 3.94 | 0.02 | - | NA |
| ArrayEnumerableV1 | .NET 6.0 | .NET 6.0 | 20 | 10.3801 ns | 0.0524 ns | 0.0438 ns | 1.12 | 0.01 | - | NA |
| SysForEach | .NET 7.0 | .NET 7.0 | 20 | 7.1847 ns | 0.0162 ns | 0.0151 ns | 0.78 | 0.01 | - | NA |
| StructEnumerable | .NET 7.0 | .NET 7.0 | 20 | 7.4567 ns | 0.0371 ns | 0.0347 ns | 0.81 | 0.01 | - | NA |
| RefStructEnumerable | .NET 7.0 | .NET 7.0 | 20 | 27.0646 ns | 0.0761 ns | 0.0712 ns | 2.93 | 0.02 | - | NA |
| ArrayEnumerableV1 | .NET 7.0 | .NET 7.0 | 20 | 11.7025 ns | 0.0531 ns | 0.0497 ns | 1.27 | 0.01 | - | NA |
| SysForEach | .NET Framework 4.8 | .NET Framework 4.8 | 20 | 9.2473 ns | 0.0676 ns | 0.0633 ns | 1.00 | 0.00 | - | NA |
| StructEnumerable | .NET Framework 4.8 | .NET Framework 4.8 | 20 | 8.4576 ns | 0.0449 ns | 0.0375 ns | 0.91 | 0.01 | - | NA |
| RefStructEnumerable | .NET Framework 4.8 | .NET Framework 4.8 | 20 | 41.2686 ns | 0.1452 ns | 0.1358 ns | 4.46 | 0.03 | - | NA |
| ArrayEnumerableV1 | .NET Framework 4.8 | .NET Framework 4.8 | 20 | 12.5941 ns | 0.1933 ns | 0.1808 ns | 1.36 | 0.02 | - | NA |
| SysForEach | .NET 6.0 | .NET 6.0 | 100 | 41.8216 ns | 0.1131 ns | 0.0883 ns | 0.98 | 0.00 | - | NA |
| StructEnumerable | .NET 6.0 | .NET 6.0 | 100 | 50.7101 ns | 0.2273 ns | 0.2126 ns | 1.18 | 0.01 | - | NA |
| RefStructEnumerable | .NET 6.0 | .NET 6.0 | 100 | 182.2898 ns | 0.4978 ns | 0.4413 ns | 4.26 | 0.02 | - | NA |
| ArrayEnumerableV1 | .NET 6.0 | .NET 6.0 | 100 | 64.5356 ns | 0.1247 ns | 0.1106 ns | 1.51 | 0.01 | - | NA |
| SysForEach | .NET 7.0 | .NET 7.0 | 100 | 38.2186 ns | 0.1173 ns | 0.1097 ns | 0.89 | 0.00 | - | NA |
| StructEnumerable | .NET 7.0 | .NET 7.0 | 100 | 48.4332 ns | 0.1263 ns | 0.1119 ns | 1.13 | 0.01 | - | NA |
| RefStructEnumerable | .NET 7.0 | .NET 7.0 | 100 | 132.0450 ns | 0.6168 ns | 0.5769 ns | 3.08 | 0.02 | - | NA |
| ArrayEnumerableV1 | .NET 7.0 | .NET 7.0 | 100 | 63.0986 ns | 0.3804 ns | 0.3177 ns | 1.47 | 0.01 | - | NA |
| SysForEach | .NET Framework 4.8 | .NET Framework 4.8 | 100 | 42.8077 ns | 0.2121 ns | 0.1984 ns | 1.00 | 0.00 | - | NA |
| StructEnumerable | .NET Framework 4.8 | .NET Framework 4.8 | 100 | 45.0511 ns | 0.1275 ns | 0.1193 ns | 1.05 | 0.01 | - | NA |
| RefStructEnumerable | .NET Framework 4.8 | .NET Framework 4.8 | 100 | 209.8996 ns | 2.0086 ns | 1.8788 ns | 4.90 | 0.04 | - | NA |
| ArrayEnumerableV1 | .NET Framework 4.8 | .NET Framework 4.8 | 100 | 63.1082 ns | 0.2940 ns | 0.2750 ns | 1.47 | 0.01 | - | NA |
| SysForEach | .NET 6.0 | .NET 6.0 | 1000 | 380.0392 ns | 1.0106 ns | 0.8959 ns | 0.99 | 0.00 | - | NA |
| StructEnumerable | .NET 6.0 | .NET 6.0 | 1000 | 459.3685 ns | 1.9569 ns | 1.5279 ns | 1.19 | 0.01 | - | NA |
| RefStructEnumerable | .NET 6.0 | .NET 6.0 | 1000 | 1,774.3384 ns | 5.4550 ns | 4.8357 ns | 4.61 | 0.01 | - | NA |
| ArrayEnumerableV1 | .NET 6.0 | .NET 6.0 | 1000 | 589.4086 ns | 1.9439 ns | 1.8184 ns | 1.53 | 0.01 | - | NA |
| SysForEach | .NET 7.0 | .NET 7.0 | 1000 | 341.6170 ns | 1.1088 ns | 0.9829 ns | 0.89 | 0.00 | - | NA |
| StructEnumerable | .NET 7.0 | .NET 7.0 | 1000 | 427.3177 ns | 1.7373 ns | 1.6250 ns | 1.11 | 0.01 | - | NA |
| RefStructEnumerable | .NET 7.0 | .NET 7.0 | 1000 | 1,151.8379 ns | 4.3133 ns | 3.8237 ns | 3.00 | 0.01 | - | NA |
| ArrayEnumerableV1 | .NET 7.0 | .NET 7.0 | 1000 | 592.2095 ns | 1.6298 ns | 1.4448 ns | 1.54 | 0.00 | - | NA |
| SysForEach | .NET Framework 4.8 | .NET Framework 4.8 | 1000 | 384.5781 ns | 1.0437 ns | 0.9762 ns | 1.00 | 0.00 | - | NA |
| StructEnumerable | .NET Framework 4.8 | .NET Framework 4.8 | 1000 | 399.2857 ns | 1.6379 ns | 1.3677 ns | 1.04 | 0.00 | - | NA |
| RefStructEnumerable | .NET Framework 4.8 | .NET Framework 4.8 | 1000 | 2,024.1282 ns | 7.7783 ns | 7.2758 ns | 5.26 | 0.03 | - | NA |
| ArrayEnumerableV1 | .NET Framework 4.8 | .NET Framework 4.8 | 1000 | 579.7843 ns | 4.6360 ns | 3.8713 ns | 1.51 | 0.01 | - | NA |