19:51:37 Create new PHPExcel object<br />19:51:37 Set document properties<br />19:51:37 Add some data<br />19:51:37 Rename worksheet<br />19:51:37 Write to Excel2007 format<br />19:51:37 File written to 42richText.xlsx<br />Call time to write Workbook was 0.0108 seconds<br />19:51:37 Current memory usage: 4 MB<br />19:51:37 Write to Excel5 format<br />19:51:37 File written to 42richText.xls<br />Call time to write Workbook was 0.0101 seconds<br />19:51:37 Current memory usage: 6 MB<br />19:51:37 Peak memory usage: 6 MB<br />19:51:37 Done writing files<br />Files have been created in /var/www/customs_yiao/vendor/phpoffice/phpexcel/Examples<br />