01 Simple

20:40:59 Create new Spreadsheet object
20:40:59 Set document properties
20:40:59 Add some data
20:40:59 Rename worksheet
20:40:59 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0029 seconds
20:40:59 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0029 seconds
20:40:59 Peak memory usage: 2MB