20:01:30 Load from Excel2007 file
Call time to read Workbook was 0.1250 seconds
20:01:31 Current memory usage: 4 MB
20:01:31 Write to Excel2007 format
20:01:31 File written to 07reader.xlsx
Call time to write Workbook was 0.0324 seconds
20:01:31 Current memory usage: 6 MB
20:01:31 Peak memory usage: 6 MB
20:01:31 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples