04:07:33 Load from Excel2007 file
04:07:33 Update cell data values that are displayed in the chart
04:07:33 Write to Excel2007 format
04:07:33 File written to 34chartupdate.xlsx
04:07:33 Peak memory usage: 6 MB
04:07:33 Done writing file
File has been created in E:\item\doctor\vendor\phpoffice\phpexcel\Examples