21:35:54 Create new PHPExcel object<br />21:35:54 Set document properties<br />21:35:54 Add some data<br />21:35:54 Rename worksheet<br />21:35:54 Write to Excel2007 format<br />21:35:54 File written to 42richText.xlsx<br />Call time to write Workbook was 0.0104 seconds<br />21:35:54 Current memory usage: 4 MB<br />21:35:54 Write to Excel5 format<br />21:35:54 File written to 42richText.xls<br />Call time to write Workbook was 0.0107 seconds<br />21:35:54 Current memory usage: 6 MB<br />21:35:54 Peak memory usage: 6 MB<br />21:35:54 Done writing files<br />Files have been created in /var/www/chart_maker/vendor/phpoffice/phpexcel/Examples<br />