12:15:28 Create new PHPExcel object
12:15:28 Set document properties
12:15:28 Add some data
12:15:28 Set header/footer
12:15:28 Add a drawing to the header
12:15:28 Set page orientation and size
12:15:28 Rename worksheet
12:15:28 Write to Excel2007 format
12:15:28 File written to 04printing.xlsx
Call time to write Workbook was 0.0305 seconds
12:15:28 Current memory usage: 4 MB
12:15:28 Write to Excel5 format
12:15:28 File written to 04printing.xls
Call time to write Workbook was 0.0165 seconds
12:15:28 Current memory usage: 6 MB
12:15:28 Peak memory usage: 6 MB
12:15:28 Done writing files
Files have been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples