21:12:55 Create new PHPExcel object<br />21:12:55 Set document properties<br />21:12:55 Add some data<br />21:12:55 Rename worksheet<br />21:12:55 Write to Excel2007 format<br />21:12:55 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0225 seconds<br />21:12:55 Current memory usage: 4 MB<br />21:12:55 Write to Excel5 format<br />21:12:56 File written to 01simple.xls<br />Call time to write Workbook was 0.0208 seconds<br />21:12:56 Current memory usage: 4 MB<br />21:12:56 Peak memory usage: 4 MB<br />21:12:56 Done writing files<br />Files have been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />