13:43:41 Load from Excel2007 file<br />13:43:41 Update cell data values that are displayed in the chart<br />13:43:41 Write to Excel2007 format<br />13:43:41 File written to 34chartupdate.xlsx<br />13:43:41 Peak memory usage: 7.75 MB<br />13:43:41 Done writing file<br />File has been created in /var/www/kd/vendor/phpoffice/phpexcel/Examples<br />