Windows Registry Editor Version 5.00

[HKEY_CLASSES_ROOT\creoparametric]
"URL Protocol"=""
@="URL:creoparametric"

[HKEY_CLASSES_ROOT\creoparametric\shell]

[HKEY_CLASSES_ROOT\creoparametric\shell\open]

[HKEY_CLASSES_ROOT\creoparametric\shell\open\command]
@="\"D:\\PTC\\Creo 6.0.5.1\\Parametric\\bin\\parametric.exe\" \"%1\""

url = ‘creoparametric://‘; //无参数
url = ‘creoparametric://param1&param2‘;  //带参数

    static class Program
    {
        /// <summary>
        ///  The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main(string[] args)
        {
            Application.SetHighDpiMode(HighDpiMode.SystemAware);
            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            Application.Run(new Form1(args));
        }
    }

    public partial class Form1 : Form
    {
        string[] args;
        public Form1(string[] args)
        {
            this.args = args;
            InitializeComponent();
            LogHelper.Info("参数个数：" + args.Length.ToString());
            foreach (var a in args)
            {
                LogHelper.Info("参数：" + a);
                this.label1.Text += " " + a;
            }

        }
    }

<a href="aaaamytest://param1&param2"> 

--------2021-04-29 10:23:42,435--------
参数个数：1
--------2021-04-29 10:23:42,443--------
参数：aaaamytest://param1&param2/