19:49:05 Create new PHPExcel object<br />19:49:05 Set document properties<br />19:49:05 Add some data<br />19:49:05 Rename worksheet<br />19:49:05 Write to Excel2007 format<br />19:49:05 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0043 seconds<br />19:49:05 Current memory usage: 2 MB<br />19:49:05 Write to Excel5 format<br />19:49:05 File written to 01simple.xls<br />Call time to write Workbook was 0.0043 seconds<br />19:49:05 Current memory usage: 2 MB<br />19:49:05 Peak memory usage: 2 MB<br />19:49:05 Done writing files<br />Files have been created in /var/www/html/petroerp3/vendor/phpoffice/phpexcel/Examples<br />