1// aggregations/bucket/terms-aggregation.asciidoc:600 2 3[source, php] 4---- 5$params = [ 6 'body' => [ 7 'aggs' => [ 8 'genres' => [ 9 'terms' => [ 10 'field' => 'genre', 11 'script' => [ 12 'source' => '\'Genre: \' +_value', 13 'lang' => 'painless', 14 ], 15 ], 16 ], 17 ], 18 ], 19]; 20$response = $client->search($params); 21---- 22