22 Heavily formatted

07:12:06 Create new Spreadsheet object
07:12:06 Set document properties
07:12:06 Add some data
07:12:06 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0170 seconds
07:12:06 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0175 seconds
07:12:06 Peak memory usage: 8MB