12:49:20 Load from Excel2007 file
12:49:20 Update cell data values that are displayed in the chart
12:49:20 Write to Excel2007 format
12:49:20 File written to 34chartupdate.xlsx
12:49:20 Peak memory usage: 2 MB
12:49:20 Done writing file
File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples