12:23:12 Load from Excel2007 file<br />12:23:12 Update cell data values that are displayed in the chart<br />12:23:12 Write to Excel2007 format<br />12:23:12 File written to 34chartupdate.xlsx<br />12:23:12 Peak memory usage: 2 MB<br />12:23:12 Done writing file<br />File has been created in /home/ruqwxybg/myprivatedesk.c4-first.ch/vendor/phpoffice/phpexcel/Examples<br />