08:20:30 Create new PHPExcel object<br />08:20:30 Set document properties<br />08:20:30 Add some data<br />08:20:30 Rename worksheet<br />08:20:30 Write to Excel2007 format<br />08:20:30 File written to 01simplePCLZip.xlsx<br />Call time to write Workbook was 0.1577 seconds<br />08:20:30 Current memory usage: 8 MB<br />08:20:30 Peak memory usage: 8 MB<br />08:20:30 Done writing files<br />Files have been created in /var/www/html/add/jhyj/laravel/vendor/phpoffice/phpexcel/Examples<br />