11:39:09 Load from Excel2007 file<br />11:39:10 Update cell data values that are displayed in the chart<br />11:39:10 Write to Excel2007 format<br />11:39:10 File written to 34chartupdate.xlsx<br />11:39:10 Peak memory usage: 4.75 MB<br />11:39:10 Done writing file<br />File has been created in C:\web\php5\phpexcel\Examples<br />