11:28:09 Create new PHPExcel object<br />11:28:09 Set document properties<br />11:28:09 Add some data<br />11:28:09 Rename worksheet<br />11:28:09 Write to Excel2007 format<br />11:28:09 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0031 seconds<br />11:28:09 Current memory usage: 2 MB<br />11:28:09 Write to Excel5 format<br />11:28:09 File written to 01simple.xls<br />Call time to write Workbook was 0.0023 seconds<br />11:28:09 Current memory usage: 2 MB<br />11:28:09 Peak memory usage: 2 MB<br />11:28:09 Done writing files<br />Files have been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />