01 Simple

08:43:52 Create new Spreadsheet object
08:43:52 Set document properties
08:43:52 Add some data
08:43:52 Rename worksheet
08:43:52 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0020 seconds
08:43:52 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0020 seconds
08:43:52 Peak memory usage: 1.5MB