21:15:18 Load from Excel2007 file<br />21:15:18 Update cell data values that are displayed in the chart<br />21:15:18 Write to Excel2007 format<br />21:15:18 File written to 34chartupdate.xlsx<br />21:15:18 Peak memory usage: 2 MB<br />21:15:18 Done writing file<br />File has been created in /var/www/laravel-tms/vendor/phpoffice/phpexcel/Examples<br />