18:53:41 Create new PHPExcel object<br />18:53:41 Set document properties<br />18:53:41 Add some data<br />18:53:41 Rename worksheet<br />18:53:41 Write to Excel2007 format<br />18:53:41 File written to 42richText.xlsx<br />Call time to write Workbook was 0.0105 seconds<br />18:53:41 Current memory usage: 6 MB<br />18:53:41 Write to Excel5 format<br />18:53:41 File written to 42richText.xls<br />Call time to write Workbook was 0.0095 seconds<br />18:53:41 Current memory usage: 8 MB<br />18:53:41 Peak memory usage: 8 MB<br />18:53:41 Done writing files<br />Files have been created in /var/www/customs_yiao/vendor/phpoffice/phpexcel/Examples<br />