Please note this is an old forum thread. Information in this post may be out-to-date and/or erroneous.
Every phpdocx version includes new features and improvements. Previously unsupported features may have been added to newer releases, or past issues may have been corrected.
Due to how Word works it's not possible. The Word content is 'painted'/showed dinamically, so you don't know how many pages a document has until it's opened.