public function additionalUserClass($additionalUserClass)
    {
        $additionalClasses = $this->getAdditionalUserClasses();
        
        if (($key = array_search($additionalUserClass, $additionalClasses)) !== false) {
            unset($additionalClasses[$key]);
        }
        
        $additionalClasses[] = $additionalUserClass;
        $this->setAdditionalUserClasses($additionalClasses);
    }
public function additionalUserClass($additionalUserClass)
    {
        $additionalClasses = $this->getAdditionalUserClasses();
        
        if (($key = array_search($additionalUserClass, $additionalClasses)) !== false) {
            unset($additionalClasses[$key]);
        }
        
        $additionalClasses[] = $additionalUserClass;
        $this->setAdditionalUserClasses($additionalClasses);
    }
public function additionalUserClass ( $ additionalUserClass ) { $ additionalClasses = $ this -> getAdditionalUserClasses ( ) ; if ( ( $ key = array_search ( $ additionalUserClass , $ additionalClasses ) ) !== false ) { unset ( $ additionalClasses [ $ key ] ) ; } $ additionalClasses [ ] = $ additionalUserClass ; $ this -> setAdditionalUserClasses ( $ additionalClasses ) ; }
Add an additional user CSS class to be rendered.

@param string $additionalUserClass
Add an additional user CSS class to be rendered .