11:43:48 Write to Excel2007 format<br />11:43:48 File written to 33chartcreate-bar-stacked.xlsx<br />11:43:48 Peak memory usage: 4 MB<br />11:43:48 Done writing file<br />File has been created in C:\xampp\htdocs\oa-OLD\vendor\phpoffice\phpexcel\Examples<br />