22 Heavily formatted

20:44:44 Create new Spreadsheet object
20:44:44 Set document properties
20:44:44 Add some data
20:44:44 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0453 seconds
20:44:44 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0429 seconds
20:44:44 Peak memory usage: 4MB