18:59:26 Load from OOCalc file
Call time to read Workbook was 0.0454 seconds
18:59:26 Current memory usage: 4 MB
18:59:26 Write to Excel2007 format
18:59:26 File written to /var/www/mail_center/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
18:59:26 Peak memory usage: 6 MB
18:59:26 Done writing file