01 Simple

02:00:34 Create new Spreadsheet object
02:00:34 Set document properties
02:00:34 Add some data
02:00:34 Rename worksheet
02:00:34 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0036 seconds
02:00:34 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0078 seconds
02:00:34 Peak memory usage: 10MB