23:29:13 Load from Excel2007 file
23:29:13 Update cell data values that are displayed in the chart
23:29:13 Write to Excel2007 format
23:29:13 File written to 34chartupdate.xlsx
23:29:13 Peak memory usage: 7.5 MB
23:29:13 Done writing file
File has been created in /var/www/backup/vendor/phpoffice/phpexcel/Examples