18:48:57 Create new PHPExcel object<br />18:48:57 Set document properties<br />18:48:57 Add some data<br />18:48:57 Rename worksheet<br />18:48:57 Write to Excel2007 format<br />18:48:57 File written to 01simplePCLZip.xlsx<br />Call time to write Workbook was 0.0183 seconds<br />18:48:57 Current memory usage: 7 MB<br />18:48:57 Peak memory usage: 7.5 MB<br />18:48:57 Done writing files<br />Files have been created in /var/www/nizamuddin/vendor/phpoffice/phpexcel/Examples<br />