C#-stopwatch记录运行时间

/// <summary>
/// 运行时间
/// </summary>
[ProtoMember(46)]public long WorkTime;

 

Stopwatch stopwatch = new Stopwatch(); // 记录运行时间
stopwatch.Start();
。。。// 运行的代码

stopwatch.Stop();
WorkTime = stopwatch.ElapsedMilliseconds;