15:36:16 Load from Excel2007 file<br />15:36:16 Update cell data values that are displayed in the chart<br />15:36:16 Write to Excel2007 format<br />15:36:16 File written to 34chartupdate.xlsx<br />15:36:16 Peak memory usage: 3.75 MB<br />15:36:16 Done writing file<br />File has been created in /home/warsawapcp/backup/restaurantmanager.pl/vendor/phpoffice/phpexcel/Examples<br />