22 Heavily formatted

20:50:02 Create new Spreadsheet object
20:50:02 Set document properties
20:50:02 Add some data
20:50:02 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0454 seconds
20:50:02 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0446 seconds
20:50:02 Peak memory usage: 2MB