How do I access the prompt location property in masks programmatically?

I am looking for a way to set the Prompt Location property of a mask programmatically.

I could not find it in the following doc:

https://www.mathworks.com/help/simulink/slref/addparameter.html

Answer 1

[MathWorks Support Team]

You can access the prompt location property in masks programmatically by the following command:

MO = get_param(gcb,'MaskObject')

MO.Parameters(1).DialogControl.PromptLocation = 'left'