22 Heavily formatted

09:57:34 Create new Spreadsheet object
09:57:34 Set document properties
09:57:34 Add some data
09:57:34 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0211 seconds
09:57:34 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0173 seconds
09:57:34 Peak memory usage: 2MB