Specifies that the standard (synchronous) version of the function is hidden from the Excel Formula Wizard.
If an async version has been specified, then this flag specifies that the standard (synchronous) version of the function is hidden from the Excel Formula Wizard. The name will have a Sync suffix added, and the async version's name will not receive a suffix. The flag is ignored unless CreateAsyncVersion or CreateQueuedVersion is specified.
The default value for the property is false.
Function Model | Function Properties | Asynchronous functions