02:27:29 Load from Excel2007 file
02:27:29 Update cell data values that are displayed in the chart
02:27:29 Write to Excel2007 format
02:27:30 File written to 34chartupdate.xlsx
02:27:30 Peak memory usage: 4 MB
02:27:30 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples