Title: WP_Widget::_get_form_callback
Published: April 25, 2014
Last modified: April 28, 2025

---

# WP_Widget::_get_form_callback(): callable

## In this article

 * [Return](https://developer.wordpress.org/reference/classes/wp_widget/_get_form_callback/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_widget/_get_form_callback/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_widget/_get_form_callback/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_widget/_get_form_callback/?output_format=md#changelog)

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

Retrieves the form callback.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wp_widget/_get_form_callback/?output_format=md#return)󠁿

 callable Form callback.

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

    ```php
    public function _get_form_callback() {
    	return array( $this, 'form_callback' );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/class-wp-widget.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/class-wp-widget.php#L321)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/class-wp-widget.php#L321-L323)

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

| Used by | Description | 
| [WP_Widget::_register_one()](https://developer.wordpress.org/reference/classes/wp_widget/_register_one/)`wp-includes/class-wp-widget.php` |

Registers an instance of the widget class.

  |

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

| Version | Description | 
| [2.8.0](https://developer.wordpress.org/reference/since/2.8.0/) | Introduced. |

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