如何偵測是否已有執行的 Process？

如何偵測是否已有執行的 Process？

using System.Diagnostics;

Process[] ps = Process.GetProcessesByName("APName");

if (ps.Length >= 2)

{

Console.WriteLine("Application is already running!!");

}

else

{
Console.WriteLine("Start running Application!!");

}



http://msdn.microsoft.com/zh-tw/library/system.diagnostics.process.getcurrentprocess.aspx