11:23:29 Load from OOCalc file
Call time to read Workbook was 1.0807 seconds
11:23:30 Current memory usage: 2 MB
11:23:30 Write to Excel2007 format
11:23:31 File written to E:\item\vm\vendor\phpoffice\phpexcel\Examples\OOCalcReader.xlsx
11:23:31 Peak memory usage: 4 MB
11:23:31 Done writing file