public static function availableDefaultValues()
    {
        return [
            self::DEFAULT_NULL,
            self::DEFAULT_OUT_OF_BOUNDS,
            self::DEFAULT_NOT_DERIVABLE,
            self::DEFAULT_NOT_GIVEN,
            self::DEFAULT_NOT_ASKED,
            self::DEFAULT_NOT_PERMITTED,
        ];
    }
public static function availableDefaultValues()
    {
        return [
            self::DEFAULT_NULL,
            self::DEFAULT_OUT_OF_BOUNDS,
            self::DEFAULT_NOT_DERIVABLE,
            self::DEFAULT_NOT_GIVEN,
            self::DEFAULT_NOT_ASKED,
            self::DEFAULT_NOT_PERMITTED,
        ];
    }
public static function availableDefaultValues ( ) { return [ self :: DEFAULT_NULL , self :: DEFAULT_OUT_OF_BOUNDS , self :: DEFAULT_NOT_DERIVABLE , self :: DEFAULT_NOT_GIVEN , self :: DEFAULT_NOT_ASKED , self :: DEFAULT_NOT_PERMITTED , ] ; }
Get Available Default Values

@author WN
@return array
Get Available Default Values