protected function camel($name)
 {
     $camel = new \Zend\Filter\Word\UnderscoreToCamelCase();
     return $camel->__invoke($name);
 }
 public function camel($name)
 {
     $camel = new \Zend\Filter\Word\UnderscoreToCamelCase();
     return lcfirst($camel->__invoke($name));
 }