因此,我有这项法典。
在我的申请中user
可在<条码>上下定义。 (后来在打电话后确定)。 我想设置<代码>用户。 缩略语 用户查询/编码。 因此,当我试图获得<条码>用户Id时,它就应当提供打字预警/器,<条码>用户代码>。 可登录<代码>un Defin。
我对此进行了尝试,但并没有按预期开展工作。
我需要的是,当我试图查阅<代码>_id时,这种打字本应当留下错误。 类型待定。 我如何界定类型?
你们可以通过使用可选择的链条操作者来解决这一问题(?)。
const [user, setUser] = useState<UserRecord | undefined>();
const userId = user?._id;
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