12:29:27 Load from Excel2007 file<br />12:29:27 Update cell data values that are displayed in the chart<br />12:29:27 Write to Excel2007 format<br />12:29:28 File written to 34chartupdate.xlsx<br />12:29:28 Peak memory usage: 2.75 MB<br />12:29:28 Done writing file<br />File has been created in /var/www/tali/vendor/phpoffice/phpexcel/Examples<br />