02:54:19 Load from Excel2007 file
02:54:19 Update cell data values that are displayed in the chart
02:54:19 Write to Excel2007 format
02:54:19 File written to 34chartupdate.xlsx
02:54:19 Peak memory usage: 4 MB
02:54:19 Done writing file
File has been created in /home/imevent/public_html/backup/vendor/phpoffice/phpexcel/Examples