09:12:23 Load from Excel2007 file
09:12:23 Update cell data values that are displayed in the chart
09:12:23 Write to Excel2007 format
09:12:23 File written to 34chartupdate.xlsx
09:12:23 Peak memory usage: 2 MB
09:12:23 Done writing file
File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples