15:30:16 Load from Excel2007 file<br />15:30:16 Update cell data values that are displayed in the chart<br />15:30:16 Write to Excel2007 format<br />15:30:16 File written to 34chartupdate.xlsx<br />15:30:16 Peak memory usage: 8.75 MB<br />15:30:16 Done writing file<br />File has been created in C:\wamp64\www\car\vendor\phpoffice\phpexcel\Examples<br />