打开WinForm时隐藏控制台

using System;
using System.Windows.Forms;

class Program
{
    [STAThread]
    static void Main()
    {
        // 隐藏控制台窗口
        var handle = GetConsoleWindow();
        ShowWindow(handle, SW_HIDE);

        // 打开WinForm窗口
        Application.EnableVisualStyles();
        Application.SetCompatibleTextRenderingDefault(false);
        Application.Run(new MainForm());
    }

    // 导入Win32 API函数
    [System.Runtime.InteropServices.DllImport("kernel32.dll")]
    private static extern IntPtr GetConsoleWindow();

    [System.Runtime.InteropServices.DllImport("user32.dll")]
    private static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);

    private const int SW_HIDE = 0;
}