What are the entry points of C# program

Description

All C# applications begin execution by calling Main( ). Main is the entry point method for a C# application.

Syntax

C# console application regards the following signatures for its entry main function:

• public static void Main();
• public static void Main(string[] args);
• public static int Main();
• public static int Main(string[] args);

Example

The main function returning an int status.

using System;// w  w  w . j  av a 2 s .  co  m

class MainClass
{
    public static int Main()
    {
        Console.WriteLine("Hello, Universe!");
        return(0);
    }
}

The code above generates the following result.

Example 2

using System;/* w  w w.jav  a 2  s.co  m*/

class Program
{
    static void Main(string[] args)
    {
       Console.WriteLine(args.Length);
        foreach (string arg in args){
            Console.WriteLine(arg);
        }
    }
}

The code above generates the following result.