01 Simple

12:46:11 Create new Spreadsheet object
12:46:11 Set document properties
12:46:11 Add some data
12:46:11 Rename worksheet
12:46:11 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0056 seconds
12:46:11 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0155 seconds
12:46:11 Peak memory usage: 6.25MB