12:07:57 Load from Excel2007 file
Call time to read Workbook was 0.0947 seconds
12:07:57 Current memory usage: 4 MB
12:07:57 Write to Excel2007 format
12:07:57 File written to 07reader.xlsx
Call time to write Workbook was 0.0478 seconds
12:07:57 Current memory usage: 6 MB
12:07:57 Peak memory usage: 6 MB
12:07:57 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples