01 Simple

07:50:56 Create new Spreadsheet object
07:50:56 Set document properties
07:50:56 Add some data
07:50:56 Rename worksheet
07:50:56 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0027 seconds
07:50:56 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0093 seconds
07:50:56 Peak memory usage: 8MB