09:10:02 Load from OOCalc file
Call time to read Workbook was 0.0474 seconds
09:10:02 Current memory usage: 1.5 MB
09:10:02 Write to Excel2007 format
09:10:02 File written to /var/www/yii2/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
09:10:02 Peak memory usage: 1.75 MB
09:10:02 Done writing file