21:01:17 Load from Excel2007 file
21:01:18 Update cell data values that are displayed in the chart
21:01:18 Write to Excel2007 format
21:01:18 File written to 34chartupdate.xlsx
21:01:18 Peak memory usage: 6 MB
21:01:18 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples