15:59:21 Create new PHPExcel object<br />15:59:21 Set document properties<br />15:59:21 Add some data<br />15:59:21 Rename worksheet<br />15:59:21 Write to Excel2007 format<br />15:59:21 File written to 42richText.xlsx<br />Call time to write Workbook was 0.0122 seconds<br />15:59:21 Current memory usage: 4 MB<br />15:59:21 Write to Excel5 format<br />15:59:21 File written to 42richText.xls<br />Call time to write Workbook was 0.0103 seconds<br />15:59:21 Current memory usage: 6 MB<br />15:59:21 Peak memory usage: 6 MB<br />15:59:21 Done writing files<br />Files have been created in /var/www/chart_maker/vendor/phpoffice/phpexcel/Examples<br />