16:59:28 Load from Excel2007 file<br />16:59:28 Update cell data values that are displayed in the chart<br />16:59:28 Write to Excel2007 format<br />16:59:28 File written to 34chartupdate.xlsx<br />16:59:28 Peak memory usage: 2 MB<br />16:59:28 Done writing file<br />File has been created in /var/www/erp/PHPExcel-1.8/Examples<br />