# groonga - An open-source fulltext search engine and column store.

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# 8.3.20. `normalizer_list`

## 8.3.20.1. Summary

`normalizer_list` command lists normalizers in a database.

## 8.3.20.2. Syntax

`normalizer_list` command takes no parameter.

    normalizer_list

## 8.3.20.3. Usage

Here is a simple example.

Execution example:

    normalzer_list
    # [
    #   [
    #     0,
    #     0.0,
    #     0.0
    #   ],
    #   [
    #     {
    #       "name": "NormalizerAuto"
    #     },
    #     {
    #       "name": "NormalizerNFKC51"
    #     }
    #   ]
    # ]

It returns normalizers in a database.

## 8.3.20.4. Return value

`normalizer_list` command returns normalizers. Each normalizers has an attribute that contains the name. The attribute will be increased in the feature:

    [HEADER, normalizer]

`HEADER`

> See Output format about `HEADER`.

`normalizer`

> `normalizer` is an array of normalizer. Normalizer is an object that has the following attributes.

> Name | Description
> --- | ---
> `name` | Normalizer name.

## 8.3.20.5. See also

- Normalizers
- normalize

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