21:12:55 Load from Excel2007 file
Call time to read Workbook was 0.0649 seconds
21:12:55 Current memory usage: 4 MB
21:12:55 Write to Excel2007 format
21:12:55 File written to 07reader.xlsx
Call time to write Workbook was 0.0322 seconds
21:12:55 Current memory usage: 6 MB
21:12:55 Peak memory usage: 6 MB
21:12:55 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples