21:03:51 Load from Excel2007 file
21:03:51 Update cell data values that are displayed in the chart
21:03:51 Write to Excel2007 format
21:03:51 File written to 34chartupdate.xlsx
21:03:51 Peak memory usage: 6 MB
21:03:51 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples