15:33:05 Load from Excel2007 file<br />15:33:05 Update cell data values that are displayed in the chart<br />15:33:05 Write to Excel2007 format<br />15:33:05 File written to 34chartupdate.xlsx<br />15:33:05 Peak memory usage: 7.25 MB<br />15:33:05 Done writing file<br />File has been created in D:\wwwroot\jzg\vendor\phpoffice\phpexcel\Examples<br />