01 Simple

06:33:56 Create new Spreadsheet object
06:33:56 Set document properties
06:33:56 Add some data
06:33:56 Rename worksheet
06:33:56 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0033 seconds
06:33:56 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0025 seconds
06:33:56 Peak memory usage: 2MB