23:28:07 Write to Excel2007 format<br />23:28:07 File written to 33chartcreate-column.xlsx<br />23:28:07 Peak memory usage: 6 MB<br />23:28:07 Done writing file<br />File has been created in /home/corpubc/public_html/SistemUBC/vendor/phpoffice/phpexcel/Examples<br />