23:19:11 Load from Excel2007 file<br />23:19:11 Update cell data values that are displayed in the chart<br />23:19:11 Write to Excel2007 format<br />23:19:11 File written to 34chartupdate.xlsx<br />23:19:11 Peak memory usage: 6.25 MB<br />23:19:11 Done writing file<br />File has been created in /alidata/www/jiandance/vendor/phpoffice/phpexcel/Examples<br />