Stops time interval measurement, resets the elapsed time to zero, and starts measuring elapsed time.
Assembly: System (in System.dll)
A Stopwatch instance calculates and retains the cumulative elapsed time across multiple time intervals, until the instance is reset or restarted. Use Stop to stop the current interval measurement and retain the cumulative elapsed time value. Use Reset to stop any interval measurement in progress and clear the elapsed time value. Use to stop current interval measurement and start a new interval measurement.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.