20:39:14 Load from OOCalc file
Call time to read Workbook was 0.0832 seconds
20:39:14 Current memory usage: 3.75 MB
20:39:14 Write to Excel2007 format
20:39:14 File written to /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples/OOCalcReader.xlsx
20:39:14 Peak memory usage: 5.5 MB
20:39:14 Done writing file