40 Duplicate style

20:29:54 Create new Spreadsheet object
20:29:54 Create styles array
20:29:54 Add data (begin)
20:29:54 Add data (end), time: 0.45 s
20:29:54 Write Excel2007 format to /tmp/phpspreadsheet/40_Duplicate_style.xlsx in 0.0732 seconds
20:29:54 Write Excel5 format to /tmp/phpspreadsheet/40_Duplicate_style.xls in 0.0591 seconds
20:29:54 Peak memory usage: 8MB