这是文档，
https://www.elastic.co/guide/en/elasticsearch/client/php-api/current/| 1f3b69446044ea64e028e955d59371a30 |quickstart.html
问题在截图中：
这是文档，
https://www.elastic.co/guide/en/elasticsearch/client/php-api/current/| 1f3b69446044ea64e028e955d59371a30 |quickstart.html
问题在截图中：