10:00:56 Write to Excel2007 format<br />10:00:56 File written to 33chartcreate-bar-stacked.xlsx<br />10:00:56 Peak memory usage: 7.5 MB<br />10:00:56 Done writing file<br />File has been created in /home/imfmm/public_html/application/formation-professionnelle/vendor/phpoffice/phpexcel/Examples<br />