function ruleRequiredUnless($anotherfield, $value, $error_message = null) {
        return $this->_rule('required_unless:' . $anotherfield . ',' . $value, $error_message);
    }
function ruleRequiredUnless($anotherfield, $value, $error_message = null) {
        return $this->_rule('required_unless:' . $anotherfield . ',' . $value, $error_message);
    }
function ruleRequiredUnless ( $ anotherfield , $ value , $ error_message = null ) { return $ this -> _rule ( 'required_unless:' . $ anotherfield . ',' . $ value , $ error_message ) ; }
The field under validation must be present unless the anotherfield field is equal to any value.

@param      $anotherfield
@param      $value

@param null $error_message

@return ValidateBuilder
@throws \Exception
The field under validation must be present unless the anotherfield field is equal to any value .