The function add a wml string into the document after, before or on a cursor location.
This function is deprecated and will be marked as defunct
in the next release because it is not efficient and make
users write complex code. Use instead fpar()
to build
formatted paragraphs.
slip_in_xml(x, str, pos)
an rdocx object
a wml string
where to add the new element relative to the cursor, "after" or "before".