19:31:58 Load from Excel2007 file
19:31:58 Update cell data values that are displayed in the chart
19:31:58 Write to Excel2007 format
19:31:58 File written to 34chartupdate.xlsx
19:31:58 Peak memory usage: 6 MB
19:31:58 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples