CSLambdaAndThreadExamples.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using static System.Console;

class CSLambdaAndThreadExamples {
    delegate void TestDelegate(string s);

    public static Thread fakeThread(ThreadStart s) {
        return null;
    }

    public static Thread fakeThread(ParameterizedThreadStart ss) {
        return null;
    }


    public static void examples() {
        var p = new CSLambdaAndThreadExamples();
        var a = new Func<byte, int>(p.foo);


        WriteLine("hi");

        Func<int, string, bool> f2 = (int x, string s) => { return (s.Length > x); };

        Action action0 = () => {; };
        Action<int> action1 = (int n) => { string s = n + " " + "World"; WriteLine(s); };
        Action<int, bool> action2 = (int n, bool b) => { string s = n + " " + "World"; WriteLine(s); };
        Action<object> action3 = (object n) => { string s = n + " " + "World"; WriteLine(s); };

        Thread thread0 = new Thread(action0.Invoke);
        Thread thread1 = new Thread(doThis);

        Thread thread2 = new Thread(start: (object n) => {
            string s1 = n + " " + "World";
            WriteLine(s1);
        });

        Thread thread3 = fakeThread(s: action0.Invoke);
        Thread thread4 = fakeThread(ss: action3.Invoke);


        thread2.Start();

    }

    public static void doThis()
    {
        int f = 0;
        WriteLine("hi");
        return;
    }

    public int foo(byte b) {
        return (int)b;
    }
}