11:21:13 Create new PHPExcel object<br />11:21:13 Set document properties<br />11:21:13 Add some data<br />11:21:13 Rename worksheet<br />11:21:13 Write to Excel2007 format<br />11:21:13 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0453 seconds<br />11:21:13 Current memory usage: 4 MB<br />11:21:13 Write to Excel5 format<br />11:21:13 File written to 01simple.xls<br />Call time to write Workbook was 0.0774 seconds<br />11:21:13 Current memory usage: 6 MB<br />11:21:13 Peak memory usage: 6 MB<br />11:21:13 Done writing files<br />Files have been created in E:\item\vm\vendor\phpoffice\phpexcel\Examples<br />