oValue = $oValue; } public function __toString(): string { return strval($this->oValue); } public function jsonSerialize(): mixed { return strval($this->oValue); } public static function IsCompatible(string $sOtherFormatClass): bool { return is_a($sOtherFormatClass, NumberIOFormat::class, true) || is_a($sOtherFormatClass, RawFormat::class, true); } }