lib/Elastica/Pipeline.php
public function deletePipeline(string $id)
    {
        $endpoint = new Delete();
        $endpoint->setID($id);

        return $this->requestEndpoint($endpoint);
    }
public function deletePipeline(string $id)
    {
        $endpoint = new Delete();
        $endpoint->setID($id);

        return $this->requestEndpoint($endpoint);
    }
public function deletePipeline ( string $ id ) { $ endpoint = new Delete ( ) ; $ endpoint -> setID ( $ id ) ; return $ this -> requestEndpoint ( $ endpoint ) ; }
Delete a Pipeline.

@param string $id Pipeline name

@return Response

@see https://www.elastic.co/guide/en/elasticsearch/reference/current/delete-pipeline-api.html
Delete a Pipeline .