13:45:05 Write to Excel2007 format<br />13:45:05 File written to 33chartcreate-bar-stacked.xlsx<br />13:45:05 Peak memory usage: 4.25 MB<br />13:45:05 Done writing file<br />File has been created in C:\xampp\htdocs\oa\vendor\phpoffice\phpexcel\Examples<br />