这是文档，
https://www.elastic.co/guide/en/elasticsearch/client/php-api/current/| e8a197b096d7422ada0a89be026272740 |quickstart.html
问题在截图中：
这是文档，
https://www.elastic.co/guide/en/elasticsearch/client/php-api/current/| e8a197b096d7422ada0a89be026272740 |quickstart.html
问题在截图中：