09:33:35 Write to Excel2007 format<br />09:33:35 File written to 33chartcreate-multiple-charts.xlsx<br />09:33:35 Peak memory usage: 7.5 MB<br />09:33:35 Done writing file<br />File has been created in /home/imfmm/public_html/application/formation-professionnelle/vendor/phpoffice/phpexcel/Examples<br />