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.
There's not an option to do this; but you can create the template and change WordML opening the DOCX file (remember DOCX is a ZIP fie) and adding a new placeholder. Then you can replace the placeholder using phpdocx.