public function append(ValidatorInterface $validator)
    {
        if (false === $this->getIndex($validator)) {
            $this->validators[] = $validator;
        }
    }
public function append(ValidatorInterface $validator)
    {
        if (false === $this->getIndex($validator)) {
            $this->validators[] = $validator;
        }
    }
public function append ( ValidatorInterface $ validator ) { if ( false === $ this -> getIndex ( $ validator ) ) { $ this -> validators [ ] = $ validator ; } }
Append a validator into the list of validators,
this will search if the validator object does not exists
@param ValidatorInterface $validator
Append a validator into the list of validators this will search if the validator object does not exists