02:20:13 Create new PHPExcel object<br />02:20:13 Set document properties<br />02:20:13 Add some data<br />02:20:13 Rename worksheet<br />02:20:13 Write to Excel2007 format<br />02:20:13 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0584 seconds<br />02:20:13 Current memory usage: 6 MB<br />02:20:13 Write to Excel5 format<br />02:20:13 File written to 01simple.xls<br />Call time to write Workbook was 0.0570 seconds<br />02:20:13 Current memory usage: 8 MB<br />02:20:13 Peak memory usage: 8 MB<br />02:20:13 Done writing files<br />Files have been created in E:\item\doctor\vendor\phpoffice\phpexcel\Examples<br />