22 Heavily formatted

21:55:08 Create new Spreadsheet object
21:55:08 Set document properties
21:55:08 Add some data
21:55:08 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0450 seconds
21:55:08 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0430 seconds
21:55:08 Peak memory usage: 4MB