22 Heavily formatted

14:54:20 Create new Spreadsheet object
14:54:20 Set document properties
14:54:20 Add some data
14:54:21 Write Excel2007 format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0263 seconds
14:54:21 Write Excel5 format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0278 seconds
14:54:21 Peak memory usage: 6.5MB