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Tech Tip: Toggling the expression reference programmatically in 4D Write Pro
PRODUCT: 4D | VERSION: 17 | PLATFORM: Mac & Win
Published On: January 24, 2019
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To toggle the view of the expression's reference in 4D Write Pro, it can be done with the following:

1. Contextual click on the 4D Write Pro form object:




2. 4D Write Pro Toolbar:



3. 4D Write Pro widget:



It can also be done programatically using INVOKE ACTION:

INVOKE ACTION(ak show reference)


Here is an example of toggling a 4D Write Pro document with expressions: