20:38:39 Write to Excel2007 format<br />20:38:39 File written to 33chartcreate-column-2.xlsx<br />20:38:39 Peak memory usage: 6 MB<br />20:38:39 Done writing file<br />File has been created in /home/realtori/public_html/taller2/vendor/phpoffice/phpexcel/Examples<br />