22:19:58 Load from Excel2007 file
22:19:58 Update cell data values that are displayed in the chart
22:19:58 Write to Excel2007 format
22:19:58 File written to 34chartupdate.xlsx
22:19:58 Peak memory usage: 6 MB
22:19:58 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples