07:01:48 Load from Excel2007 file
07:01:48 Update cell data values that are displayed in the chart
07:01:48 Write to Excel2007 format
07:01:48 File written to 34chartupdate.xlsx
07:01:48 Peak memory usage: 4 MB
07:01:48 Done writing file
File has been created in /home/gazipur/ray.gazipurcity.com/vendor/phpoffice/phpexcel/Examples