16:53:18 Load from Excel2007 file<br />16:53:18 Update cell data values that are displayed in the chart<br />16:53:18 Write to Excel2007 format<br />16:53:18 File written to 34chartupdate.xlsx<br />16:53:18 Peak memory usage: 2 MB<br />16:53:18 Done writing file<br />File has been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples<br />