22 Heavily formatted

06:07:00 Create new Spreadsheet object
06:07:00 Set document properties
06:07:00 Add some data
06:07:00 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0185 seconds
06:07:00 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0227 seconds
06:07:00 Peak memory usage: 8MB