03:51:14 Load from Excel2007 file
03:51:14 Update cell data values that are displayed in the chart
03:51:14 Write to Excel2007 format
03:51:14 File written to 34chartupdate.xlsx
03:51:14 Peak memory usage: 4 MB
03:51:14 Done writing file
File has been created in E:\item\doctor\vendor\phpoffice\phpexcel\Examples