How to implement the inputted value to a function?

Hello everyone, totally beginner question

I have created this spiner(for Pace) below via the App Designer with some values to be inputed.

How could I implement the inputted value to the function below?

https://www.mathworks.com/matlabcentral/fileexchange/18091-text-to-speech

Attatched the GUI code so far

Thanks in advance

[Nikos Korobos]

I found out about num2string but I need the value to remain as a number not text

Answer 1

[Cris LaPierre]

It's already implemented for you. The template code already captures the current value in the variable changingValue.

The spinner object is passed into the function via the event structure. You access the value property using event.Value. You could also use app.PaceSpinner.Value.

[Nikos Korobos]

Thanks for your input