01 Simple

21:59:53 Create new Spreadsheet object
21:59:53 Set document properties
21:59:53 Add some data
21:59:53 Rename worksheet
21:59:53 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0026 seconds
21:59:53 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0022 seconds
21:59:53 Peak memory usage: 2MB