22 Heavily formatted

09:48:01 Create new Spreadsheet object
09:48:01 Set document properties
09:48:01 Add some data
09:48:01 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0226 seconds
09:48:01 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0190 seconds
09:48:01 Peak memory usage: 2MB