Use anonymous delegate as the worker method to create Thread : Thread Creation « Thread « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Thread
3. Thread Creation

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Reflection;
using System.Runtime;
using System.Runtime.CompilerServices;
using System.Security;
using System.Text;

public class MainClass
{
    public static void Main()
    {
        int threadCount = 5;
        Thread[] threads = new Thread[threadCount];

        for (int i = 0; i < threadCount; i++)
        {
            int idx = i;
            threads[i] = new Thread(delegate() { Console.WriteLine("Worker {0}", idx); });
        }

        Array.ForEach(threads, delegate(Thread t) { t.Start(); });
    }
}

Worker 0
Worker 1
Worker 2
Worker 3
Worker 4