13:13:28 Create new PHPExcel object<br />13:13:28 Set document properties<br />13:13:28 Add some data<br />13:13:28 Rename worksheet<br />13:13:28 Write to Excel2007 format<br />13:13:28 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0033 seconds<br />13:13:28 Current memory usage: 2 MB<br />13:13:28 Write to Excel5 format<br />13:13:28 File written to 01simple.xls<br />Call time to write Workbook was 0.0027 seconds<br />13:13:28 Current memory usage: 2 MB<br />13:13:28 Peak memory usage: 2 MB<br />13:13:28 Done writing files<br />Files have been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />