23:30:36 Write to Excel2007 format<br />23:30:36 File written to 33chartcreate-multiple-charts.xlsx<br />23:30:36 Peak memory usage: 6.75 MB<br />23:30:36 Done writing file<br />File has been created in /var/www/html/qa_soporte/mbinv/vendor/phpoffice/phpexcel/Examples<br />