Reference property
ComposeSmsButton.Reference — ComposeSmsButton
A reference to the compose SMS button.
This property is a read-only property, meaning that no formula can be assigned to it.
Referencing compose SMS buttons from formulas
When referencing a compose SMS button from a formula, there is no need to write .Reference,Reference after the button name if a reference is sought. As such, these formulas are often equivalent:
ComposeSmsButton1ComposeSmsButton1
ComposeSmsButton1.ReferenceComposeSmsButton1,Reference