11:26:11 Load from Excel2007 file<br />11:26:11 Update cell data values that are displayed in the chart<br />11:26:11 Write to Excel2007 format<br />11:26:11 File written to 34chartupdate.xlsx<br />11:26:11 Peak memory usage: 4 MB<br />11:26:11 Done writing file<br />File has been created in E:\item\vm\vendor\phpoffice\phpexcel\Examples<br />