public function getExtraFormConstraints()
    {
        if (null === $this->extraFormType) {
            return null;
        }

        $configurationArray = json_decode($this->configuration, true);

        return $configurationArray['extra_form_constraints'];
    }
public function getExtraFormConstraints()
    {
        if (null === $this->extraFormType) {
            return null;
        }

        $configurationArray = json_decode($this->configuration, true);

        return $configurationArray['extra_form_constraints'];
    }
public function getExtraFormConstraints ( ) { if ( null === $ this -> extraFormType ) { return null ; } $ configurationArray = json_decode ( $ this -> configuration , true ) ; return $ configurationArray [ 'extra_form_constraints' ] ; }
Get extra form constraints.

@return array
Get extra form constraints .