15:48:29 Load from Excel2007 file<br />15:48:29 Update cell data values that are displayed in the chart<br />15:48:29 Write to Excel2007 format<br />15:48:29 File written to 34chartupdate.xlsx<br />15:48:29 Peak memory usage: 2 MB<br />15:48:29 Done writing file<br />File has been created in /var/www/erp/PHPExcel-1.8/Examples<br />