一、效果展示

二、代码分享
using System.Runtime.InteropServices;
static class Program
{
[DllImport("kernel32.dll")]
public static extern Boolean AllocConsole();
[DllImport("kernel32.dll")]
public static extern Boolean FreeConsole();
[DllImport("User32.dll ", EntryPoint = "FindWindow")]
private static extern int FindWindow(string lpClassName, string lpWindowName);
[DllImport("user32.dll ", EntryPoint = "GetSystemMenu")]
extern static IntPtr GetSystemMenu(IntPtr hWnd, IntPtr bRevert);
[DllImport("user32.dll ", EntryPoint = "RemoveMenu")]
extern static int RemoveMenu(IntPtr hMenu, int nPos, int flags);
/// <summary>
/// 应用程序的主入口点