Checks to see if an attribute is present in a block reference.
Syntax
attributeExists? ( handle As String, _
tag As String ) As Boolean
Argument
Type
Description
handle
string
The handle of the insert. Must be the "modelSelf" handle, such as: first(insert_1.modelSelf) . Note: modelSelf returns a list, so you must use the first() function to retrieve only the first element.