15:19:39 Create new PHPExcel object<br />15:19:39 Set document properties<br />15:19:39 Add some data<br />15:19:39 Rename worksheet<br />15:19:39 Write to Excel2007 format<br />15:19:39 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0019 seconds<br />15:19:39 Current memory usage: 2 MB<br />15:19:39 Write to Excel5 format<br />15:19:39 File written to 01simple.xls<br />Call time to write Workbook was 0.0017 seconds<br />15:19:39 Current memory usage: 2 MB<br />15:19:39 Peak memory usage: 2 MB<br />15:19:39 Done writing files<br />Files have been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />