22 Heavily formatted

18:44:41 Create new Spreadsheet object
18:44:41 Set document properties
18:44:41 Add some data
18:44:41 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.1097 seconds
18:44:42 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.1028 seconds
18:44:42 Peak memory usage: 8.25MB