22 Heavily formatted

20:43:01 Create new Spreadsheet object
20:43:01 Set document properties
20:43:01 Add some data
20:43:01 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0453 seconds
20:43:01 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0432 seconds
20:43:01 Peak memory usage: 4MB