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