01:37:48 Load from Excel2007 file<br />01:37:49 Update cell data values that are displayed in the chart<br />01:37:49 Write to Excel2007 format<br />01:37:49 File written to 34chartupdate.xlsx<br />01:37:49 Peak memory usage: 7.25 MB<br />01:37:49 Done writing file<br />File has been created in D:\xampp\htdocs\dmmc\dmmc.back0118\vendor\phpoffice\phpexcel\Examples<br />