18:00:40 Load from Excel2007 file
18:00:40 Update cell data values that are displayed in the chart
18:00:40 Write to Excel2007 format
18:00:40 File written to 34chartupdate.xlsx
18:00:40 Peak memory usage: 6.5 MB
18:00:40 Done writing file
File has been created in /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples