01 Simple

03:13:44 Create new Spreadsheet object
03:13:44 Set document properties
03:13:44 Add some data
03:13:44 Rename worksheet
03:13:44 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0035 seconds
03:13:44 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0088 seconds
03:13:44 Peak memory usage: 6MB