Method _forEachChild

packages/forms/src/model/form_group.ts:600–608

@internal

(cb: (v: any, k: any) => void)

  /** @internal */
  override _forEachChild(cb: (v: any, k: any) => void): void {
    Object.keys(this.controls).forEach((key) => {
      // The list of controls can change (for ex. controls might be removed) while the loop
      // is running (as a result of invoking Forms API in `valueChanges` subscription), so we
      // have to null check before invoking the callback.
      const control = (this.controls as any)[key];
      control && cb(control, key);
    });
  }

  /** @internal */
  _setUpControls(): void {