08:21:35 Create new PHPExcel object<br />08:21:35 Set document properties<br />08:21:35 Add some data<br />08:21:35 Rename worksheet<br />08:21:35 Write to Excel2007 format<br />08:21:35 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0081 seconds<br />08:21:35 Current memory usage: 6 MB<br />08:21:35 Write to Excel5 format<br />08:21:35 File written to 01simple.xls<br />Call time to write Workbook was 0.0082 seconds<br />08:21:35 Current memory usage: 8 MB<br />08:21:35 Peak memory usage: 8 MB<br />08:21:35 Done writing files<br />Files have been created in /var/www/html/add/jiamei/laravel/vendor/phpoffice/phpexcel/Examples<br />