Document.SaveFormat Property (Word)
Returns the file format of the specified document or file converter. Read-only Long.
Syntax
expression .SaveFormat
expression Required. A variable that represents a Document object.
Remarks
The SaveFormat property will be a unique number that specifies an external file converter or a WdSaveFormat constant.
Use the value of the SaveFormat property for the FileFormat argument of the SaveAs method to save a document in a file format for which there isn't a corresponding WdSaveFormat constant.
Example
If the active document is a Rich Text Format (RTF) document, this example saves it as a Microsoft Word document.
If ActiveDocument.SaveFormat = wdFormatRTF Then
ActiveDocument.SaveAs FileFormat:=wdFormatDocument
End If