22 Heavily formatted

21:55:34 Create new Spreadsheet object
21:55:34 Set document properties
21:55:34 Add some data
21:55:34 Write Excel2007 format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0250 seconds
21:55:34 Write Excel5 format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0276 seconds
21:55:34 Peak memory usage: 6.5MB