https://learn.microsoft.com/en-us/dotnet/api/system.diagnostics.stopwatch.elapsedmilliseconds?view=netframework-4.8.1&redirectedfrom=MSDN
Stopwatch.ElapsedMilliseconds Property (System.Diagnostics) | Microsoft Learn
Gets the total elapsed time measured by the current instance, in milliseconds.
property systemstopwatchdiagnosticsmicrosoftlearn