Method forEach

packages/db/src/collection/index.ts:541–552

* Execute a callback for each entry in the collection

(
    callbackfn: (
      value: WithVirtualProps<TOutput, TKey>,
      key: TKey,
      index: number,
    ) => void,
  )

   * Execute a callback for each entry in the collection
   */
  public forEach(
    callbackfn: (
      value: WithVirtualProps<TOutput, TKey>,
      key: TKey,
      index: number,
    ) => void,
  ): void {
    let index = 0
    for (const [key, value] of this.entries()) {
      callbackfn(value, key, index++)
    }
  }

  /**
   * Create a new array with the results of calling a function for each entry in the collection