Type Alias Callback<U, E>

Callback: (err: E | null, res: U | null) => void

Represents a Node-style callback function that receives either an error or a result.

Type Parameters

U
The type of the successful result
E
The type of the error

Type declaration

- (err: E | null, res: U | null): void
- Parameters
  - err: E | null
  - res: U | null
  Returns void