int = UpdateData(bSaveAndValidate)

Initialises data in a dialog box, or to retrieves and validates dialog data. Returns nonzero if the operation is successful; otherwise 0. If bSaveAndValidate is TRUE, then a return value of nonzero means that the data is successfully validated.


bSaveAndValidate=1 : int

Flag that indicates whether dialog box is being initialized (FALSE) or data is being retrieved (TRUE).

MFC References