22 Heavily formatted

19:06:48 Create new Spreadsheet object
19:06:48 Set document properties
19:06:48 Add some data
19:06:48 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0443 seconds
19:06:48 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0422 seconds
19:06:48 Peak memory usage: 4MB