22 Heavily formatted

20:12:10 Create new Spreadsheet object
20:12:10 Set document properties
20:12:10 Add some data
20:12:10 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.1066 seconds
20:12:10 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.1027 seconds
20:12:10 Peak memory usage: 6MB