ant-design-vue/components/vc-util/get.ts

export default function get(entity: any, path: (string | number)[]) {
  let current = entity;

  for (let i = 0; i < path.length; i += 1) {
    if (current === null || current === undefined) {
      return undefined;
    }

    current = current[path[i]];
  }

  return current;
}