03:48:29 Load from OOCalc file
Call time to read Workbook was 0.4196 seconds
03:48:29 Current memory usage: 2 MB
03:48:29 Write to Excel2007 format
03:48:30 File written to E:\item\doctor\vendor\phpoffice\phpexcel\Examples\OOCalcReader.xlsx
03:48:30 Peak memory usage: 2 MB
03:48:30 Done writing file