01 Simple

17:46:14 Create new Spreadsheet object
17:46:14 Set document properties
17:46:14 Add some data
17:46:14 Rename worksheet
17:46:14 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0050 seconds
17:46:14 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0133 seconds
17:46:14 Peak memory usage: 6MB