22 Heavily formatted

23:11:32 Create new Spreadsheet object
23:11:32 Set document properties
23:11:32 Add some data
23:11:32 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0160 seconds
23:11:32 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0201 seconds
23:11:32 Peak memory usage: 8MB