01 Simple

17:43:17 Create new Spreadsheet object
17:43:17 Set document properties
17:43:17 Add some data
17:43:17 Rename worksheet
17:43:17 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0027 seconds
17:43:17 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0063 seconds
17:43:17 Peak memory usage: 6MB