14:07:18 Load from OOCalc file
Call time to read Workbook was 0.0830 seconds
14:07:18 Current memory usage: 2 MB
14:07:18 Write to Excel2007 format
14:07:19 File written to /var/www/html/letotnghiep.vanlanguni.edu.vn/public_html/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
14:07:19 Peak memory usage: 2 MB
14:07:19 Done writing file