01 Simple

16:43:40 Create new Spreadsheet object
16:43:40 Set document properties
16:43:40 Add some data
16:43:40 Rename worksheet
16:43:40 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0030 seconds
16:43:40 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0070 seconds
16:43:40 Peak memory usage: 6MB