Title: register_setting
Published: August 11, 2020
Last modified: February 24, 2026

---

# do_action( ‘register_setting’, string $option_group, string $option_name, array $args )

## In this article

 * [Parameters](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#wp--skip-link--target)

Fires immediately before the setting is registered but after its filters are in 
place.

## 󠀁[Parameters](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#parameters)󠁿

 `$option_group`string

Setting group.

`$option_name`string

Setting name.

`$args`array

Array of setting registration arguments.

## 󠀁[Source](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#source)󠁿

    ```php
    do_action( 'register_setting', $option_group, $option_name, $args );
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/option.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/option.php#L3088)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/option.php#L3088-L3088)

## 󠀁[Related](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#related)󠁿

| Used by | Description | 
| [register_setting()](https://developer.wordpress.org/reference/functions/register_setting/)`wp-includes/option.php` |

Registers a setting and its data.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/hooks/register_setting/?output_format=md#changelog)󠁿

| Version | Description | 
| [5.5.0](https://developer.wordpress.org/reference/since/5.5.0/) | Introduced. |

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