22:28:52 Load from Excel2007 file<br />22:28:52 Update cell data values that are displayed in the chart<br />22:28:52 Write to Excel2007 format<br />22:28:52 File written to 34chartupdate.xlsx<br />22:28:52 Peak memory usage: 4.75 MB<br />22:28:52 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />