16:22:16 Load from Excel2007 file<br />16:22:16 Update cell data values that are displayed in the chart<br />16:22:16 Write to Excel2007 format<br />16:22:16 File written to 34chartupdate.xlsx<br />16:22:16 Peak memory usage: 7.75 MB<br />16:22:16 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />