[搜索器定义](%E6%90%9C%E7%B4%A2%E5%99%A8%E5%AE%9A%E4%B9%89.md) [调用搜索器](%E8%B0%83%E7%94%A8%E6%90%9C%E7%B4%A2%E5%99%A8.md) [使用示例](%E8%8E%B7%E5%8F%96%E5%99%A8%E4%BD%BF%E7%94%A8%E7%A4%BA%E4%BE%8B.md) [功能函数](%E5%8A%9F%E8%83%BD%E5%87%BD%E6%95%B0.md)