07:44:21 Load from OOCalc file
Call time to read Workbook was 0.0390 seconds
07:44:21 Current memory usage: 1.5 MB
07:44:21 Write to Excel2007 format
07:44:21 File written to /var/www/yii2/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
07:44:21 Peak memory usage: 1.75 MB
07:44:21 Done writing file