01:19:19 Load from OOCalc file
Call time to read Workbook was 0.0417 seconds
01:19:19 Current memory usage: 1.75 MB
01:19:19 Write to Excel2007 format
01:19:19 File written to /var/www/yii2/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
01:19:19 Peak memory usage: 2 MB
01:19:19 Done writing file