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