函数 reactJsonWithUndefined

reactJsonWithUndefined<T extends JsonValue = JsonValue>(
defaultValue: undefined | T,
): ReactiveVariable<undefined | T>
https://www.wolai.com/earthsdk/P9YGA3n9PSz4qXXzRJcUU#8uw5ja3URVVU8FaiH8zUxT
类型参数
- T extends JsonValue = JsonValue
参数
- defaultValue: undefined | T
返回 ReactiveVariable<undefined | T>
- 定义于 earthsdk/earthsdk3/src/xbsj-base/xr-base-utils/ReactiveVariable.ts:263