// @nuget: BenchmarkDotNet -Version 0.13.2

using System;

using System.Linq;

using System.Collections.Generic;

using BenchmarkDotNet.Running;

using BenchmarkDotNet.Attributes;

using BenchmarkDotNet.Jobs;

using BenchmarkDotNet.Configs;

using BenchmarkDotNet.Toolchains.InProcess.Emit;

using Perfolizer.Horology;

using BenchmarkDotNet.Loggers;

​

[assembly: System.Diagnostics.Debuggable(isJITTrackingEnabled: false, isJITOptimizerDisabled: false)]

BenchmarkRunner.Run<ComparisonBenchmarkTests>(DefaultConfig.Instance.AddJob(Job.Default.WithToolchain(new InProcessEmitToolchain(timeout: TimeSpan.FromSeconds(9), logOutput: false)).WithLaunchCount(1).WithWarmupCount(5).WithIterationCount(20).WithIterationTime(TimeInterval.FromMilliseconds(80))).AddLogger(new ConsoleLogger(unicodeSupport: true, ConsoleLogger.CreateGrayScheme())).WithOptions(ConfigOptions.DisableLogFile));

[MemoryDiagnoser]

public class ComparisonBenchmarkTests

{

    List<int> list = Enumerable.Range(0, 10000000).ToList();

    void Do()

    {

    }

​

    [Benchmark]

    public void Foreach1()

    {

        foreach (var i in list)

        {

            Do();

        }

    }

​

    [Benchmark]

    public void Foreach2()

    {

        list.ForEach(i =>

        {

            Do();

        });

    }

}