获取进程列表

public static string GetProcessList()
{
    string str="";
    Process[] processes=Process.GetProcesses();
    Process proces;
    for (int i=0;i<processes.Length;i++)
    { 
        proces=processes[i];
        str += Convert.ToString(proces.Id) + ":" + proces.ProcessName + "\r\n";//proces.MainWindowTitle 主窗口标题
    }
    return str;
}