23:33:22 Load from Excel2007 file
Call time to read Workbook was 0.0537 seconds
23:33:22 Current memory usage: 2 MB
23:33:22 Write to Excel2007 format
23:33:22 File written to 07reader.xlsx
Call time to write Workbook was 0.0314 seconds
23:33:22 Current memory usage: 4 MB
23:33:22 Peak memory usage: 4 MB
23:33:22 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples