antd-mini/native/_util/get.ts

antd-mini 是支付宝小程序 UI 组件库，遵循 Ant Design 规范。

export function get(obj, path, defaultValue?) {
  // If path is not an array, convert it to an array
  if (!Array.isArray(path)) {
    path = path.split('.').map((key) => key.replace(/\[(\d+)]/g, '$1'));
  }

  // Use reduce to traverse the path
  let result = path.reduce(
    (acc, key) => (acc && acc[key] !== undefined ? acc[key] : undefined),
    obj
  );

  return result === undefined ? defaultValue : result;
}

export default get;