19:13:50 Write to Excel2007 format<br />19:13:50 File written to 33chartcreate-column.xlsx<br />19:13:50 Peak memory usage: 6 MB<br />19:13:50 Done writing file<br />File has been created in /home/hktifuzy/public_html/invoices/vendor/turbo124/phpexcel/Examples<br />