15:57:14 Load from Excel2007 file<br />15:57:14 Update cell data values that are displayed in the chart<br />15:57:14 Write to Excel2007 format<br />15:57:14 File written to 34chartupdate.xlsx<br />15:57:14 Peak memory usage: 4.5 MB<br />15:57:14 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />