15:39:50 Write to Excel2007 format<br />15:39:50 File written to 33chartcreate-bar-stacked.xlsx<br />15:39:50 Peak memory usage: 6 MB<br />15:39:50 Done writing file<br />File has been created in C:\wamp\www\fx\addons\yun_shop\vendor\phpoffice\phpexcel\Examples<br />