1. 假设 hash 有2个子元素，"k1"="v1"、"k2"="v2" <img width="597" height="317" alt="hash所有key、value" src="https://github.com/user-attachments/assets/49c44819-ebee-470c-b9f4-0ff21fb58ec1" /> 2. 输入k 筛选后，显示2条记录 3. 输入v 筛选后，显示 无数据 <img width="491" height="519" alt="输入v 筛选后，显示 无数据" src="https://github.com/user-attachments/assets/74aa7754-6367-4fbe-8b78-be3b65838ed5" />
