21:24:53 Load from Excel2007 file
21:24:53 Update cell data values that are displayed in the chart
21:24:53 Write to Excel2007 format
21:24:53 File written to 34chartupdate.xlsx
21:24:53 Peak memory usage: 6 MB
21:24:53 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples