22 Heavily formatted

15:06:18 Create new Spreadsheet object
15:06:18 Set document properties
15:06:18 Add some data
15:06:18 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0501 seconds
15:06:18 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0392 seconds
15:06:18 Peak memory usage: 2MB