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Stopwatch.Reset Method

Stops time interval measurement and resets the elapsed time to zero.

Namespace: System.Diagnostics
Assembly: System (in system.dll)

public void Reset ()
public void Reset ()
public function Reset ()
Not applicable.

A Stopwatch instance calculates and retains the cumulative elapsed time across multiple time intervals, until the instance is reset. Use Reset to stop any current interval measurement in progress and clear the elapsed time value. Use Stop to stop the current interval measurement and retain the cumulative elapsed time value.

The following example illustrates resetting a Stopwatch instance for a button click event in a Windows form application. This code example is part of a larger example provided for the Stopwatch class.

// Reset the stopwatch and the displayed timer value.

labelLap.Visible = false;
labelLapPrompt.Visible = false;
labelTime.Text = "00:00:00.00";
buttonLapReset.Text = "Lap";
stopWatch.Reset();

// Reset the stopwatch and the displayed timer value.
labelLap.set_Visible(false);
labelLapPrompt.set_Visible(false);
labelTime.set_Text("00:00:00.00");
buttonLapReset.set_Text("Lap");
stopWatch.Reset();

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

XNA Framework

Supported in: 1.0
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