I'm trying to create a table with a diagonal first row, like in how-to-draw-diagonal-table-borders-in-latex-like-in-excel
I've looked through the documentation for PGF-TiKZ, but am still unsure as to how to do the above.
From how-combine-make-diagonal-column-heads-in-table-with-multicolumn-headers I've managed to make diagonal entries on the top row, but what I would like is to add in the option of having it enclosed by cell borders like in excel, with an option to specify the length of each line of text within the top row. An option capability to close the top of the row with a border would be nice too. Is there any way to do this, preferably through the