14:00:44 Load from OOCalc file
Call time to read Workbook was 0.0494 seconds
14:00:44 Current memory usage: 1.5 MB
14:00:44 Write to Excel2007 format
14:00:44 File written to /var/www/yii2/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
14:00:44 Peak memory usage: 1.75 MB
14:00:44 Done writing file