09:08:04 Write to Excel2007 format<br />09:08:04 File written to 33chartcreate-bar-stacked.xlsx<br />09:08:04 Peak memory usage: 4 MB<br />09:08:04 Done writing file<br />File has been created in D:\xampp\htdocs\hitgroupbuying\tool\PHPExcel\Examples<br />