22 Heavily formatted

10:14:41 Create new Spreadsheet object
10:14:41 Set document properties
10:14:41 Add some data
10:14:41 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0145 seconds
10:14:41 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0148 seconds
10:14:41 Peak memory usage: 8MB