21:33:36 Load from Excel2007 file<br />21:33:36 Update cell data values that are displayed in the chart<br />21:33:36 Write to Excel2007 format<br />21:33:36 File written to 34chartupdate.xlsx<br />21:33:36 Peak memory usage: 6 MB<br />21:33:36 Done writing file<br />File has been created in /home/clegatconh/backoffice/ninja/vendor/phpoffice/phpexcel/Examples<br />