22 Heavily formatted

19:06:46 Create new Spreadsheet object
19:06:46 Set document properties
19:06:46 Add some data
19:06:46 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0454 seconds
19:06:46 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0335 seconds
19:06:46 Peak memory usage: 2MB