17:13:31 Load from Excel2007 file<br />17:13:31 Update cell data values that are displayed in the chart<br />17:13:31 Write to Excel2007 format<br />17:13:31 File written to 34chartupdate.xlsx<br />17:13:31 Peak memory usage: 4.75 MB<br />17:13:31 Done writing file<br />File has been created in C:\xampp\htdocs\sau\PHPExcel\Examples<br />