01 Simple

06:05:56 Create new Spreadsheet object
06:05:56 Set document properties
06:05:56 Add some data
06:05:56 Rename worksheet
06:05:56 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0029 seconds
06:05:56 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0090 seconds
06:05:56 Peak memory usage: 8MB