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      useEffect() function

      Accepts a function that contains imperative, possibly effectful code. The effects run after main thread dom update without blocking it.

      Signature:

      declare function useEffect(effect: EffectCallback, deps?: DependencyList): void;

      Parameters

      ParameterTypeDescription
      effectEffectCallbackImperative function that can return a cleanup function
      depsDependencyList(Optional) If present, effect will only activate if the values in the list change (using ===).

      Returns:

      void