22 Heavily formatted

16:59:05 Create new Spreadsheet object
16:59:05 Set document properties
16:59:05 Add some data
16:59:06 Write Excel2007 format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0255 seconds
16:59:06 Write Excel5 format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0355 seconds
16:59:06 Peak memory usage: 6.5MB