10:28:20 Write to Excel2007 format<br />10:28:20 File written to 33chartcreate-bar-stacked.xlsx<br />10:28:20 Peak memory usage: 6 MB<br />10:28:20 Done writing file<br />File has been created in /home/realtori/public_html/taller2/vendor/phpoffice/phpexcel/Examples<br />