07:50:12 Load from Excel2007 file<br />07:50:12 Update cell data values that are displayed in the chart<br />07:50:12 Write to Excel2007 format<br />07:50:12 File written to 34chartupdate.xlsx<br />07:50:12 Peak memory usage: 4 MB<br />07:50:12 Done writing file<br />File has been created in C:\NTBMWork\netterminalmanage\netterminalmanage\vendor\phpoffice\phpexcel\Examples<br />