22 Heavily formatted

07:21:49 Create new Spreadsheet object
07:21:49 Set document properties
07:21:49 Add some data
07:21:49 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0188 seconds
07:21:49 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0221 seconds
07:21:49 Peak memory usage: 8MB