10:02:18 Create new PHPExcel object
10:02:18 Set document properties
10:02:18 Add some data
10:02:18 Rename worksheet
10:02:18 Write to Excel2007 format

Fatal error: Uncaught Error: Class 'XMLWriter' not found in /var/www/html/API/class/PHPExcel-1.8/Classes/PHPExcel/Shared/XMLWriter.php:36 Stack trace: #0 /var/www/html/API/class/PHPExcel-1.8/Classes/PHPExcel/Autoloader.php(79): require() #1 [internal function]: PHPExcel_Autoloader::load() #2 /var/www/html/API/class/PHPExcel-1.8/Classes/PHPExcel/Writer/Excel2007/ContentTypes.php(45): spl_autoload_call() #3 /var/www/html/API/class/PHPExcel-1.8/Classes/PHPExcel/Writer/Excel2007.php(239): PHPExcel_Writer_Excel2007_ContentTypes->writeContentTypes() #4 /var/www/html/API/class/PHPExcel-1.8/Examples/01simplePCLZip.php(91): PHPExcel_Writer_Excel2007->save() #5 {main} thrown in /var/www/html/API/class/PHPExcel-1.8/Classes/PHPExcel/Shared/XMLWriter.php on line 36