14:33:14 Load from Excel2007 file<br />14:33:14 Update cell data values that are displayed in the chart<br />14:33:14 Write to Excel2007 format<br />14:33:14 File written to 34chartupdate.xlsx<br />14:33:14 Peak memory usage: 6 MB<br />14:33:14 Done writing file<br />File has been created in C:\phpEnv\www\wft\php\export\PHPExcel\Examples<br />