23:36:57 Create new PHPExcel object
23:36:57 Set document properties
23:36:57 Add some data
23:36:57 Rename worksheet
23:36:57 Write to Excel2007 format
23:36:57 File written to /var/www/html/Classes/Tests/01simple.xlsx
23:36:57 Peak memory usage: 1.5 MB
23:36:57 Done writing file