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我正在查看这个反射元数据shim,它显示了Reflect对象上可用的方法,例如Reflect.defineMetadata和Reflect.getOwnMetadata。Reflect 对象的MDN 页面没有列出这些方法。那是两个不同的Reflect对象吗?
Reflect
Reflect.defineMetadata
Reflect.getOwnMetadata