16:30:18 Load from Excel2007 file<br />16:30:18 Update cell data values that are displayed in the chart<br />16:30:18 Write to Excel2007 format<br />16:30:18 File written to 34chartupdate.xlsx<br />16:30:18 Peak memory usage: 1.25 MB<br />16:30:18 Done writing file<br />File has been created in /home/webiprobgm/vge/library/PHPExcel/Examples<br />