01 Simple

18:06:32 Create new Spreadsheet object
18:06:32 Set document properties
18:06:32 Add some data
18:06:32 Rename worksheet
18:06:32 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0026 seconds
18:06:32 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0063 seconds
18:06:32 Peak memory usage: 6MB