22 Heavily formatted

12:58:06 Create new Spreadsheet object
12:58:06 Set document properties
12:58:06 Add some data
12:58:06 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0137 seconds
12:58:06 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0144 seconds
12:58:06 Peak memory usage: 8MB