17:10:52 Load from Excel2007 file<br />17:10:52 Update cell data values that are displayed in the chart<br />17:10:52 Write to Excel2007 format<br />17:10:52 File written to 34chartupdate.xlsx<br />17:10:52 Peak memory usage: 2 MB<br />17:10:52 Done writing file<br />File has been created in /var/www/html/national-parameters/vendor/phpoffice/phpexcel/Examples<br />