00:06:42 Write to Excel2007 format<br />00:06:42 File written to 33chartcreate-bar-stacked.xlsx<br />00:06:42 Peak memory usage: 2 MB<br />00:06:42 Done writing file<br />File has been created in C:\wamp64\www\winpax_listados\vendor\phpoffice\phpexcel\Examples<br />