01 Simple

20:39:27 Create new Spreadsheet object
20:39:27 Set document properties
20:39:27 Add some data
20:39:27 Rename worksheet
20:39:27 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0030 seconds
20:39:27 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0033 seconds
20:39:27 Peak memory usage: 2MB