Title: WP_Customize_Widgets::prepreview_added_sidebars_widgets
Published: April 25, 2014
Last modified: May 20, 2026

---

# WP_Customize_Widgets::prepreview_added_sidebars_widgets()

## In this article

 * [Description](https://developer.wordpress.org/reference/classes/wp_customize_widgets/prepreview_added_sidebars_widgets/?output_format=md#description)
 * [Source](https://developer.wordpress.org/reference/classes/wp_customize_widgets/prepreview_added_sidebars_widgets/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_customize_widgets/prepreview_added_sidebars_widgets/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_customize_widgets/prepreview_added_sidebars_widgets/?output_format=md#changelog)

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

This method has been deprecated since 4.2.0. Deprecated in favor of the {@see ‘customize_dynamic_setting_args’}
filter instead.

{@internal Missing Summary}

## 󠀁[Description](https://developer.wordpress.org/reference/classes/wp_customize_widgets/prepreview_added_sidebars_widgets/?output_format=md#description)󠁿

See the [‘customize_dynamic_setting_args’](https://developer.wordpress.org/reference/hooks/customize_dynamic_setting_args/)
filter.

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

    ```php
    public function prepreview_added_sidebars_widgets() {
    	_deprecated_function( __METHOD__, '4.2.0', 'customize_dynamic_setting_args' );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/class-wp-customize-widgets.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/class-wp-customize-widgets.php#L2226)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-customize-widgets.php#L2226-L2228)

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

| Uses | Description | 
| [_deprecated_function()](https://developer.wordpress.org/reference/functions/_deprecated_function/)`wp-includes/functions.php` |

Marks a function as deprecated and inform when it has been used.

  |

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

| Version | Description | 
| [4.2.0](https://developer.wordpress.org/reference/since/4.2.0/) | Deprecated. Deprecated in favor of the ['customize_dynamic_setting_args'](https://developer.wordpress.org/reference/hooks/customize_dynamic_setting_args/) filter. | 
| [3.9.0](https://developer.wordpress.org/reference/since/3.9.0/) | Introduced. |

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