12:29:08 Load from Excel2007 file<br />12:29:08 Update cell data values that are displayed in the chart<br />12:29:08 Write to Excel2007 format<br />12:29:08 File written to 34chartupdate.xlsx<br />12:29:08 Peak memory usage: 4.5 MB<br />12:29:08 Done writing file<br />File has been created in /home/factovizjh/legitrack/vendor/phpoffice/phpexcel/Examples<br />