01 Simple

06:37:26 Create new Spreadsheet object
06:37:26 Set document properties
06:37:26 Add some data
06:37:26 Rename worksheet
06:37:26 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0031 seconds
06:37:26 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0071 seconds
06:37:26 Peak memory usage: 8MB