15:23:27 Load from Excel2007 file<br />15:23:27 Update cell data values that are displayed in the chart<br />15:23:27 Write to Excel2007 format<br />15:23:27 File written to 34chartupdate.xlsx<br />15:23:27 Peak memory usage: 4.75 MB<br />15:23:27 Done writing file<br />File has been created in /home/factovizjh/presicote_test/vendor/phpoffice/phpexcel/Examples<br />