12:56:38 Load from Excel2007 file<br />12:56:38 Update cell data values that are displayed in the chart<br />12:56:38 Write to Excel2007 format<br />12:56:38 File written to 34chartupdate.xlsx<br />12:56:38 Peak memory usage: 4.5 MB<br />12:56:38 Done writing file<br />File has been created in /home/factovizjh/presicote/vendor/phpoffice/phpexcel/Examples<br />