Get Process id, name, Kill in c# Demo

A simple elaborated demo which will  show you how to play with windows process in C#.
Here you find

• ProcessName
• ProcessID
• How to Kill Process ID
• How to kill all Process by name.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Diagnostics;
using System.IO;

namespace Process_ID_name_Kill_Csharp
{

    class _Process
    {
        public static int Id()
        {
            Process currentProcess = Process.GetCurrentProcess();
            return currentProcess.Id;
        }

        public static string Name()
        {
            Process currentProcess = Process.GetCurrentProcess();
            return currentProcess.ProcessName;
        }

        public static bool Kill(int processId, ref string message)
        {
            bool _resp = false;
            try
            {
                if (processId > 0)
                {
                    var p = Process.GetProcessById(processId);
                    if (p != null)
                    {
                        p.Kill();
                        message = "Process Stopped.";
                    }
                    else {
                        message = "Process Not Found.";
                    }
                }
                else {
                    message = "Invalid Process ID must be and positive integer.";
                }
            }
            catch(Exception exc)
            {
                message = "Error:" + exc.Message;
            }

            return _resp;
        }

        public static bool Kill(string processName, ref string message)
        {
            bool _resp = false;
            try
            {
                if (processName.Trim() != "")
                {
                    var p = Process.GetProcessesByName(processName);
                    if (p != null)
                    {
                        foreach (var item in p)
                        {
                            item.Kill();
                        }
                        message = "Process Stopped.";
                    }
                    else
                    {
                        message = "Process Not Found.";
                    }
                }
                else
                {
                    message = "Invalid Process name must not be empty.";
                }
            }
            catch (Exception exc)
            {
                message = "Error:" + exc.Message;
            }

            return _resp;
        }

        public static List AllByName(string processName)
        {
            var p = Process.GetProcessesByName(processName);
            return p.ToList();
        }

    }


    class Program
    {

        static void Main(string[] args)
        {
            Console.WriteLine("Current process ID:" + _Process.Id());
            Console.WriteLine("Current process:" + _Process.Name());
            Console.WriteLine("process name count:" + _Process.AllByName(_Process.Name()).Count);


            string msgg = "";
            //Kill all process by processname
            //_Process.Kill(_Process.Name(), ref msgg); 

            //kill a process by processid.
            //_Process.Kill(_Process.Name(), ref msgg);

            Console.ReadKey();
        }

    }
}