12:12:48 Load from Excel2007 file
12:12:49 Update cell data values that are displayed in the chart
12:12:49 Write to Excel2007 format
12:12:49 File written to 34chartupdate.xlsx
12:12:49 Peak memory usage: 4 MB
12:12:49 Done writing file
File has been created in /home/imevent/public_html/backup/vendor/phpoffice/phpexcel/Examples