``` ini

BenchmarkDotNet=v0.10.14, OS=Windows 10.0.16299.492 (1709/FallCreatorsUpdate/Redstone3)
Intel Core i7-6700 CPU 3.40GHz (Skylake), 1 CPU, 8 logical and 4 physical cores
Frequency=3328123 Hz, Resolution=300.4697 ns, Timer=TSC
.NET Core SDK=2.1.300
  [Host]     : .NET Core 2.0.7 (CoreCLR 4.6.26328.01, CoreFX 4.6.26403.03), 64bit RyuJIT
  Job-ANIBAB : .NET Core 2.0.7 (CoreCLR 4.6.26328.01, CoreFX 4.6.26403.03), 64bit RyuJIT
  Job-TCMRRU : .NET Core 2.1.0 (CoreCLR 4.6.26515.07, CoreFX 4.6.26515.06), 64bit RyuJIT
  Clr        : .NET Framework 4.7.1 (CLR 4.0.30319.42000), 64bit RyuJIT-v4.7.2671.0


```
|        Method |     Job | Runtime |     Toolchain |      Mean |     Error |    StdDev |       Min |       Max |  Gen 0 | Allocated |
|-------------- |-------- |-------- |-------------- |----------:|----------:|----------:|----------:|----------:|-------:|----------:|
| NormalIndexOf | Default |    Core | .NET Core 2.0 |  7.289 ns | 0.0645 ns | 0.0539 ns |  7.208 ns |  7.400 ns | 0.0114 |      48 B |
|   SpanIndexOf | Default |    Core | .NET Core 2.0 | 32.658 ns | 0.1579 ns | 0.1318 ns | 32.301 ns | 32.802 ns |      - |       0 B |
|    NormalMax8 | Default |    Core | .NET Core 2.0 | 15.576 ns | 0.0557 ns | 0.0494 ns | 15.484 ns | 15.664 ns | 0.0133 |      56 B |
|      SpanMax8 | Default |    Core | .NET Core 2.0 | 44.329 ns | 0.2466 ns | 0.2307 ns | 43.898 ns | 44.609 ns |      - |       0 B |
|   NormalMax16 | Default |    Core | .NET Core 2.0 | 20.003 ns | 0.0668 ns | 0.0625 ns | 19.884 ns | 20.117 ns | 0.0210 |      88 B |
|     SpanMax16 | Default |    Core | .NET Core 2.0 | 49.677 ns | 0.2953 ns | 0.2762 ns | 49.182 ns | 50.033 ns |      - |       0 B |
| NormalIndexOf | Default |    Core | .NET Core 2.1 |  5.979 ns | 0.0319 ns | 0.0299 ns |  5.923 ns |  6.031 ns | 0.0114 |      48 B |
|   SpanIndexOf | Default |    Core | .NET Core 2.1 |  5.600 ns | 0.0141 ns | 0.0132 ns |  5.575 ns |  5.620 ns |      - |       0 B |
|    NormalMax8 | Default |    Core | .NET Core 2.1 | 12.207 ns | 0.0320 ns | 0.0284 ns | 12.165 ns | 12.259 ns | 0.0133 |      56 B |
|      SpanMax8 | Default |    Core | .NET Core 2.1 |  8.124 ns | 0.0711 ns | 0.0665 ns |  8.022 ns |  8.206 ns |      - |       0 B |
|   NormalMax16 | Default |    Core | .NET Core 2.1 | 14.532 ns | 0.1493 ns | 0.1247 ns | 14.362 ns | 14.847 ns | 0.0210 |      88 B |
|     SpanMax16 | Default |    Core | .NET Core 2.1 | 10.113 ns | 0.2148 ns | 0.2010 ns |  9.786 ns | 10.563 ns |      - |       0 B |
| NormalIndexOf |     Clr |     Clr |       Default |  8.024 ns | 0.0679 ns | 0.0530 ns |  7.903 ns |  8.085 ns | 0.0114 |      48 B |
|   SpanIndexOf |     Clr |     Clr |       Default | 23.678 ns | 0.3477 ns | 0.3253 ns | 23.140 ns | 24.295 ns |      - |       0 B |
|    NormalMax8 |     Clr |     Clr |       Default | 13.129 ns | 0.1112 ns | 0.0929 ns | 12.938 ns | 13.292 ns | 0.0133 |      56 B |
|      SpanMax8 |     Clr |     Clr |       Default | 41.417 ns | 0.1957 ns | 0.1830 ns | 41.052 ns | 41.778 ns |      - |       0 B |
|   NormalMax16 |     Clr |     Clr |       Default | 14.360 ns | 0.1311 ns | 0.1162 ns | 14.187 ns | 14.613 ns | 0.0210 |      88 B |
|     SpanMax16 |     Clr |     Clr |       Default | 46.676 ns | 0.3485 ns | 0.3260 ns | 46.193 ns | 47.291 ns |      - |       0 B |