22 Heavily formatted

12:24:19 Create new Spreadsheet object
12:24:19 Set document properties
12:24:19 Add some data
12:24:20 Write Xlsx format to /tmp/phpspreadsheet/22_Heavily_formatted.xlsx in 0.0457 seconds
12:24:20 Write Xls format to /tmp/phpspreadsheet/22_Heavily_formatted.xls in 0.0436 seconds
12:24:20 Peak memory usage: 4MB