public function getAll() : array
    {
        $fieldOptions = call_user_func($this->fieldOptionsLoader);
        TypeMismatchException::verifyAllInstanceOf(__METHOD__, '<return>', $fieldOptions, IFieldOption::class);
        return $fieldOptions;
    }
public function getAll() : array
    {
        $fieldOptions = call_user_func($this->fieldOptionsLoader);
        TypeMismatchException::verifyAllInstanceOf(__METHOD__, '<return>', $fieldOptions, IFieldOption::class);
        return $fieldOptions;
    }
public function getAll ( ) : array { $ fieldOptions = call_user_func ( $ this -> fieldOptionsLoader ) ; TypeMismatchException :: verifyAllInstanceOf ( __METHOD__ , '<return>' , $ fieldOptions , IFieldOption :: class ) ; return $ fieldOptions ; }
Gets the available field options

@return IFieldOption[]
Gets the available field options