18:33:46 Load from Excel2007 file<br />18:33:46 Update cell data values that are displayed in the chart<br />18:33:46 Write to Excel2007 format<br />18:33:46 File written to 34chartupdate.xlsx<br />18:33:46 Peak memory usage: 2 MB<br />18:33:46 Done writing file<br />File has been created in /var/www/erp/PHPExcel-1.8/Examples<br />