Measure time of execution in F#

Question

Please post code for displaying time in F#. I noticed that you can measure it from F# interactive with #time directive, but I don\'t know how to execute program from FSI

Answer 1

I would just use the .NET Stopwatch class.

let stopWatch = System.Diagnostics.Stopwatch.StartNew()
...
stopWatch.Stop()
printfn "%f" stopWatch.Elapsed.TotalMilliseconds