22 Heavily formatted

16:23:51 Create new Spreadsheet object
16:23:51 Set document properties
16:23:51 Add some data
16:23:51 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0057 seconds
16:23:51 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0038 seconds
16:23:51 Peak memory usage: 4MB