01:37:28 Load from Excel2007 file
01:37:29 Update cell data values that are displayed in the chart
01:37:29 Write to Excel2007 format
01:37:29 File written to 34chartupdate.xlsx
01:37:29 Peak memory usage: 4 MB
01:37:29 Done writing file
File has been created in /home/imevent/public_html/backup/vendor/phpoffice/phpexcel/Examples