对象属于类并且在打字稿中具有属性？

Question

import type { Scene, Camera } from 'three'

interface SceneWithActiveCamera extends Scene {
  activeCamera: Camera
}

let scene: SceneWithActiveCamera

有更简单的方法吗？比如没有界面？

Answer 1

您可以使用类型的交集。请参阅类型别名和接口之间的差异

的详细信息

  type SceneWithActiveCamera = Scene & {activeCamera: Camera};