13:22:14 Load from Excel2007 file
13:22:14 Update cell data values that are displayed in the chart
13:22:14 Write to Excel2007 format
13:22:14 File written to 34chartupdate.xlsx
13:22:14 Peak memory usage: 4 MB
13:22:14 Done writing file
File has been created in /home/imevent/public_html/backup/vendor/phpoffice/phpexcel/Examples