C# 判斷程序是否存在

 加入參考組件 System.Management;.

引用using System.Management;


 ObjectQuery oQuery = new ObjectQuery("Select * from Win32_Process Where Name = 'AutoUpData.exe'");
            ManagementObjectSearcher oSearcher = new ManagementObjectSearcher(oQuery);
            ManagementObjectCollection oReturnCollection = oSearcher.Get();
            if (oReturnCollection.Count > 0)
            {
                label4.Text = "存在";
            }else{
      label4.Text = "不存在";
}