12:07:57 Create new PHPExcel object<br />12:07:57 Set document properties<br />12:07:57 Add some data<br />12:07:57 Rename worksheet<br />12:07:57 Write to Excel2007 format<br />12:07:57 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0375 seconds<br />12:07:57 Current memory usage: 4 MB<br />12:07:57 Write to Excel5 format<br />12:07:57 File written to 01simple.xls<br />Call time to write Workbook was 0.0212 seconds<br />12:07:57 Current memory usage: 4 MB<br />12:07:57 Peak memory usage: 4 MB<br />12:07:57 Done writing files<br />Files have been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />