22 Heavily formatted

20:01:11 Create new Spreadsheet object
20:01:11 Set document properties
20:01:11 Add some data
20:01:11 Write Excel2007 format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0661 seconds
20:01:11 Write Excel5 format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0302 seconds
20:01:11 Peak memory usage: 2.25MB