21:16:39 Load from OOCalc file
Call time to read Workbook was 0.0681 seconds
21:16:39 Current memory usage: 4 MB
21:16:39 Write to Excel2007 format
21:16:39 File written to /var/www/customs_rongma/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
21:16:39 Peak memory usage: 6 MB
21:16:39 Done writing file