04:07:38 Load from OOCalc file Call time to read Workbook was 0.4087 seconds 04:07:38 Current memory usage: 2 MB 04:07:38 Write to Excel2007 format 04:07:38 File written to E:\item\doctor\vendor\phpoffice\phpexcel\Examples\OOCalcReader.xlsx 04:07:38 Peak memory usage: 4 MB 04:07:38 Done writing file