01:29:48 Load from Excel2007 file<br />01:29:48 Update cell data values that are displayed in the chart<br />01:29:48 Write to Excel2007 format<br />01:29:48 File written to 34chartupdate.xlsx<br />01:29:48 Peak memory usage: 4 MB<br />01:29:48 Done writing file<br />File has been created in D:\dev\sklad\vendor\phpoffice\phpexcel\Examples<br />