01 Simple

07:29:04 Create new Spreadsheet object
07:29:04 Set document properties
07:29:04 Add some data
07:29:04 Rename worksheet
07:29:04 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0078 seconds
07:29:04 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0228 seconds
07:29:04 Peak memory usage: 2MB