BenchmarkDotNet=v0.13.1, OS=Windows 10.0.19042.1348 (20H2/October2020Update)
Intel Core i7-7500U CPU 2.70GHz (Kaby Lake), 1 CPU, 4 logical and 2 physical cores
.NET SDK=5.0.402
[Host] : .NET 5.0.11 (5.0.1121.47308), X64 RyuJIT
ShortRun : .NET 5.0.11 (5.0.1121.47308), X64 RyuJIT
Job=ShortRun IterationCount=3 LaunchCount=1
WarmupCount=3
| Method | listSize | Mean | Error | StdDev | Rank |
| For_List | 50 | 290.06 ns | 1,255.02 ns | 68.792 ns | 4 |
| For_IEnumerable | 50 | 1,218.41 ns | 228.80 ns | 12.542 ns | 8 |
| Foreach_List | 50 | 439.41 ns | 143.14 ns | 7.846 ns | 6 |
| Foreach_IEnumerable | 50 | 597.59 ns | 320.69 ns | 17.578 ns | 7 |
| FindAll_List | 50 | 312.87 ns | 755.91 ns | 41.434 ns | 5 |
| Where_List | 50 | 56.24 ns | 53.42 ns | 2.928 ns | 2 |
| Where_IEnumerable | 50 | 32.21 ns | 34.33 ns | 1.881 ns | 1 |
| Where_List_ToList | 50 | 276.54 ns | 37.13 ns | 2.035 ns | 3 |
| Where_IEnumerable_ToList | 50 | 315.41 ns | 80.26 ns | 4.399 ns | 5 |