01:55:21 Load from Excel2007 file
01:55:21 Update cell data values that are displayed in the chart
01:55:21 Write to Excel2007 format
01:55:21 File written to 34chartupdate.xlsx
01:55:21 Peak memory usage: 6 MB
01:55:21 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples