22 Heavily formatted

16:20:18 Create new Spreadsheet object
16:20:18 Set document properties
16:20:18 Add some data
16:20:19 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0504 seconds
16:20:19 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0468 seconds
16:20:19 Peak memory usage: 2MB