16:12:01 Create new PHPExcel object<br />16:12:01 Set document properties<br />16:12:01 Add some data<br />16:12:01 Rename worksheet<br />16:12:01 Write to Excel2007 format<br />16:12:01 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0100 seconds<br />16:12:01 Current memory usage: 6 MB<br />16:12:01 Write to Excel5 format<br />16:12:01 File written to 01simple.xls<br />Call time to write Workbook was 0.0106 seconds<br />16:12:01 Current memory usage: 8 MB<br />16:12:01 Peak memory usage: 8 MB<br />16:12:01 Done writing files<br />Files have been created in /var/www/customs_rongma/vendor/phpoffice/phpexcel/Examples<br />