22 Heavily formatted

12:23:00 Create new Spreadsheet object
12:23:00 Set document properties
12:23:00 Add some data
12:23:00 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0467 seconds
12:23:00 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0620 seconds
12:23:00 Peak memory usage: 6MB