10:34:49 Create new PHPExcel object<br />10:34:49 Set document properties<br />10:34:49 Add some data<br />10:34:49 Rename worksheet<br />10:34:49 Write to Excel2007 format<br />10:34:49 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0158 seconds<br />10:34:49 Current memory usage: 2 MB<br />10:34:49 Write to Excel5 format<br />10:34:49 File written to 01simple.xls<br />Call time to write Workbook was 0.0045 seconds<br />10:34:49 Current memory usage: 2 MB<br />10:34:49 Peak memory usage: 2 MB<br />10:34:49 Done writing files<br />Files have been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />