C# 命令行参数分割

[DllImport("shell32.dll", SetLastError = true)]
private static extern IntPtr CommandLineToArgvW([MarshalAs(UnmanagedType.LPWStr)] string lpCmdLine, out int pNumArgs);

public static string[] commandLineToArgs(string commandLine)
        {
            int argc;
            var argv = CommandLineToArgvW(commandLine, out argc);
            if (argv == IntPtr.Zero)
                throw new System.ComponentModel.Win32Exception();
            try
            {
                var args = new string[argc];
                for (var i = 0; i < args.Length; i++)
                {
                    var p = Marshal.ReadIntPtr(argv, i * IntPtr.Size);
                    args[i] = Marshal.PtrToStringUni(p);
                }

                return args;
            }
            finally
            {
                Marshal.FreeHGlobal(argv);
            }
        }

private static string[] GetCommandLine(this Process process)
        {
            using (ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT CommandLine FROM Win32_Process WHERE ProcessId = " + process.Id))
            using (ManagementObjectCollection objects = searcher.Get())
            {
                var commandLine = objects.Cast<ManagementBaseObject>().SingleOrDefault()?["CommandLine"]?.ToString();
                if (string.IsNullOrWhiteSpace(commandLine))
                    return new string[] { };

                return commandLineToArgs(commandLine);
            }
        }