22 Heavily formatted

16:58:44 Create new Spreadsheet object
16:58:44 Set document properties
16:58:44 Add some data
16:58:44 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0125 seconds
16:58:44 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0081 seconds
16:58:44 Peak memory usage: 4MB