01 Simple

05:40:12 Create new Spreadsheet object
05:40:12 Set document properties
05:40:12 Add some data
05:40:12 Rename worksheet
05:40:12 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0031 seconds
05:40:12 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0070 seconds
05:40:12 Peak memory usage: 8MB