01 Simple

01:18:04 Create new Spreadsheet object
01:18:04 Set document properties
01:18:04 Add some data
01:18:04 Rename worksheet
01:18:04 Write Xlsx format to /tmp/phpspreadsheet/01_Simple.xlsx in 0.0039 seconds
01:18:04 Write Xls format to /tmp/phpspreadsheet/01_Simple.xls in 0.0039 seconds
01:18:04 Peak memory usage: 2MB