1// docs/reindex.asciidoc:384
2
3[source, php]
4----
5$params = [
6    'body' => [
7        'source' => [
8            'index' => 'source',
9            'size' => 100,
10        ],
11        'dest' => [
12            'index' => 'dest',
13            'routing' => '=cat',
14        ],
15    ],
16];
17$response = $client->reindex($params);
18----
19