Function each

each<I, Context>(arr, cb, context?): void
数组或对象遍历
Type Parameters
- I extends any[] | readonly any[] | Dictionary<any> | ArrayLike<any>
- Context
Parameters
- arr: I
- cb: ((this, value, index?, arr?) => void)
  - - (this, value, index?, arr?): void
    - Parameters
      this: Context
      value: I extends ArrayLike<T> | T[] | readonly T[]
          ? T
          : I extends Dictionary<any>
              ? I extends Record<K, T>
                  ? T
                  : unknown
              : unknown
      Optional index: I extends any[] | readonly any[] | ArrayLike<any>
          ? number
          : keyof I & string
      Optional arr: I
      Returns void
- Optional context: Context
Returns void