How to write the code for Appdesigner for when a user inputs the data and then store in a variable, inorder to use that value for a later caluclation?

How to write the callback function for user inputted data and store that value for a later calculation?

Is this how you do it?

T = app.DurationEditField.Value;

Answer 1

[Rik]

Short answer: yes. If you want to use it in another function you might want to store it in a property (app.SomePropertyYouNeedToCreate).

For general advice and examples for how to create a GUI, have look at this thread.