02:36:48 Load from OOCalc file Call time to read Workbook was 0.4698 seconds 02:36:48 Current memory usage: 2 MB 02:36:48 Write to Excel2007 format 02:36:49 File written to E:\item\doctor\vendor\phpoffice\phpexcel\Examples\OOCalcReader.xlsx 02:36:49 Peak memory usage: 4 MB 02:36:49 Done writing file