PHPExcel how to split cells?

Question

phpspreadsheet

Actually a subject.
So I got the active sheet, determined which cells were merged ($xls->getActiveSheet()->getMergeCells() ....), found the right ones among them, i.e. - I have the addresses of the combined cells (range and each). How to split and save?

Answer 1

Kapets, I searched for 2 days, I already wrote here from hopelessness, I just found something (
unmergeCells