01 Simple

04:19:04 Create new Spreadsheet object
04:19:04 Set document properties
04:19:04 Add some data
04:19:04 Rename worksheet
04:19:04 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0042 seconds
04:19:04 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0100 seconds
04:19:04 Peak memory usage: 2.75MB