20:18:05 Load from Excel2007 file<br />20:18:05 Update cell data values that are displayed in the chart<br />20:18:05 Write to Excel2007 format<br />20:18:05 File written to 34chartupdate.xlsx<br />20:18:05 Peak memory usage: 2 MB<br />20:18:05 Done writing file<br />File has been created in C:\Apache24\htdocs\leaf_webview\vendor\phpoffice\phpexcel\Examples<br />