22 Heavily formatted

12:59:06 Create new Spreadsheet object
12:59:06 Set document properties
12:59:06 Add some data
12:59:06 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0451 seconds
12:59:07 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0437 seconds
12:59:07 Peak memory usage: 4MB