01 Simple

17:43:16 Create new Spreadsheet object
17:43:16 Set document properties
17:43:16 Add some data
17:43:16 Rename worksheet
17:43:16 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0044 seconds
17:43:16 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0100 seconds
17:43:16 Peak memory usage: 6MB