22 Heavily formatted

22:54:32 Create new Spreadsheet object
22:54:32 Set document properties
22:54:32 Add some data
22:54:32 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0590 seconds
22:54:32 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0556 seconds
22:54:32 Peak memory usage: 2MB