Function useVal

useVal<TValue>(val$, eager?): TValue
Accepts a val from anywhere and returns the latest value. It only triggers re-rendering when new value emitted from val (base on val $version instead of React's Object.is comparison).
Type Parameters
- TValue
Parameters
- val$: ReadonlyVal<TValue>
  A val of value
- Optional eager: boolean
  Trigger subscription callback synchronously. Default true.
Returns TValue
the value
- Defined in use-val.ts:125
useVal<TValue>(val$?, eager?): undefined | TValue
Accepts a val from anywhere and returns the latest value. It only triggers re-rendering when new value emitted from val (base on val $version instead of React's Object.is comparison).
Type Parameters
- TValue = any
Parameters
- Optional val$: ReadonlyVal<TValue>
  A val of value
- Optional eager: boolean
  Trigger subscription callback synchronously. Default true.
Returns undefined | TValue
the value, or undefined if val is undefined
- Defined in use-val.ts:125
useVal<TValue>(value, eager?): UnwrapVal<TValue>
Returns the value if it is not a val.
Type Parameters
- TValue
Parameters
- value: TValue
  A non-val value
- Optional eager: boolean
  Trigger subscription callback synchronously. Default true.
Returns UnwrapVal<TValue>
the value
- Defined in use-val.ts:125
useVal<TValue>(value?, eager?): undefined | UnwrapVal<TValue>
Returns the value if it is not a val.
Type Parameters
- TValue
Parameters
- Optional value: TValue
  A non-val value
- Optional eager: boolean
  Trigger subscription callback synchronously. Default true.
Returns undefined | UnwrapVal<TValue>
the value
- Defined in use-val.ts:125