07:21:05 Load from Excel2007 file<br />07:21:05 Update cell data values that are displayed in the chart<br />07:21:05 Write to Excel2007 format<br />07:21:05 File written to 34chartupdate.xlsx<br />07:21:05 Peak memory usage: 2 MB<br />07:21:05 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />