01 Simple

07:44:04 Create new Spreadsheet object
07:44:04 Set document properties
07:44:04 Add some data
07:44:04 Rename worksheet
07:44:04 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0054 seconds
07:44:04 Write Excel5 format to /tmp/phpspreadsheet/01_Simple.xls in 0.0337 seconds
07:44:04 Peak memory usage: 5.75MB