TXFAUpdateDocumentAction
Unit: HPDFXFARuntime
TXFAUpdateDocumentAction = procedure(Document: TXFADocument) of object;
Mutate only the supplied document inside UpdateDocument, or validate it without mutation when used as Runtime options ValidateDocument; exceptions reject the transaction
See Dynamic XFA Instance Presentation for binding and selector rules, supported event syntax, budget defaults, transactional publication, persistence, painting, and compatibility boundaries