06:12:07 Load from Gnumeric file
Call time to read Workbook was 0.0957 seconds
06:12:07 Current memory usage: 6 MB
06:12:07 Write to Excel2007 format
06:12:07 File written to /var/www/html/letotnghiep.vanlanguni.edu.vn/public_html/vendor/phpoffice/phpexcel/Examples/GnumericReader.xlsx
06:12:07 Peak memory usage: 6 MB
06:12:07 Done writing file