20:54:24 Load from Excel2007 file<br />20:54:24 Update cell data values that are displayed in the chart<br />20:54:24 Write to Excel2007 format<br />20:54:24 File written to 34chartupdate.xlsx<br />20:54:24 Peak memory usage: 3.75 MB<br />20:54:24 Done writing file<br />File has been created in D:\www\rict\doh\vendor\phpoffice\phpexcel\Examples<br />