01 Simple

09:14:23 Create new Spreadsheet object
09:14:23 Set document properties
09:14:23 Add some data
09:14:23 Rename worksheet
09:14:23 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0029 seconds
09:14:23 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0061 seconds
09:14:23 Peak memory usage: 1.5MB