08:22:02 Create new PHPExcel object<br />08:22:02 Set document properties<br />08:22:02 Add some data<br />08:22:02 Rename worksheet<br />08:22:02 Write to Excel2007 format<br />08:22:02 File written to 01simplePCLZip.xlsx<br />Call time to write Workbook was 0.1218 seconds<br />08:22:02 Current memory usage: 8 MB<br />08:22:02 Peak memory usage: 8 MB<br />08:22:02 Done writing files<br />Files have been created in /var/www/html/add/jiamei/laravel/vendor/phpoffice/phpexcel/Examples<br />