20:20:02 Load from Excel2007 file<br />20:20:02 Update cell data values that are displayed in the chart<br />20:20:02 Write to Excel2007 format<br />20:20:02 File written to 34chartupdate.xlsx<br />20:20:02 Peak memory usage: 4.75 MB<br />20:20:02 Done writing file<br />File has been created in D:\whospost\crawlerTest\vendor\phpoffice\phpexcel\Examples<br />