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