02:39:17 Load from Excel2007 file
02:39:17 Update cell data values that are displayed in the chart
02:39:17 Write to Excel2007 format
02:39:17 File written to 34chartupdate.xlsx
02:39:17 Peak memory usage: 4 MB
02:39:17 Done writing file
File has been created in E:\item\doctor\vendor\phpoffice\phpexcel\Examples