C# 杀掉指定进程 进程树

 /// <summary>
        /// 杀掉进程树
        /// </summary>
        /// <param name="pid"></param>
        private void KillProcessAndChildren(int pid)
        {
            ManagementObjectSearcher searcher = new ManagementObjectSearcher("Select * From Win32_Process Where ParentProcessID=" + pid);
            ManagementObjectCollection moc = searcher.Get();
            foreach (ManagementObject mo in moc)
            {
                KillProcessAndChildren(Convert.ToInt32(mo["ProcessID"]));
            }
            try
            {
                Process proc = Process.GetProcessById(pid);
                Console.WriteLine(pid);
                proc.Kill();
            }
            catch (ArgumentException)
            {
                /* process already exited */
            }
        }