01 Simple

16:42:14 Create new Spreadsheet object
16:42:14 Set document properties
16:42:14 Add some data
16:42:14 Rename worksheet
16:42:14 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0026 seconds
16:42:14 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0062 seconds
16:42:14 Peak memory usage: 5.75MB