20:55:11 Load from Excel2007 file
20:55:12 Update cell data values that are displayed in the chart
20:55:12 Write to Excel2007 format
20:55:12 File written to 34chartupdate.xlsx
20:55:12 Peak memory usage: 6 MB
20:55:12 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples