20:13:05 Load from Excel2007 file<br />20:13:06 Update cell data values that are displayed in the chart<br />20:13:06 Write to Excel2007 format<br />20:13:06 File written to 34chartupdate.xlsx<br />20:13:06 Peak memory usage: 2 MB<br />20:13:06 Done writing file<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />