40 Duplicate style

15:52:10 Create new Spreadsheet object
15:52:10 Create styles array
15:52:10 Add data (begin)
15:52:11 Add data (end), time: 0.54 s
15:52:11 Write Excel2007 format to /tmp/phpspreadsheet/40_Duplicate_style.xlsx in 0.0742 seconds
15:52:11 Write Excel5 format to /tmp/phpspreadsheet/40_Duplicate_style.xls in 0.0678 seconds
15:52:11 Peak memory usage: 8MB