02:14:16 Write to Excel2007 format<br />02:14:16 File written to 33chartcreate-column.xlsx<br />02:14:16 Peak memory usage: 6.5 MB<br />02:14:16 Done writing file<br />File has been created in /var/www/html/qa_soporte/mbinv/vendor/phpoffice/phpexcel/Examples<br />