Title: WP_Customize_Widgets::is_widget_selective_refreshable
Published: April 12, 2016
Last modified: May 20, 2026

---

# WP_Customize_Widgets::is_widget_selective_refreshable( string $id_base ): bool

## In this article

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

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

Determines if a widget supports selective refresh.

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

 `$id_base`stringrequired

Widget ID Base.

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

 bool Whether the widget can be selective refreshed.

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

    ```php
    public function is_widget_selective_refreshable( $id_base ) {
    	$selective_refreshable_widgets = $this->get_selective_refreshable_widgets();
    	return ! empty( $selective_refreshable_widgets[ $id_base ] );
    }
    ```

[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#L168)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-customize-widgets.php#L168-L171)

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

| Uses | Description | 
| [WP_Customize_Widgets::get_selective_refreshable_widgets()](https://developer.wordpress.org/reference/classes/wp_customize_widgets/get_selective_refreshable_widgets/)`wp-includes/class-wp-customize-widgets.php` |

List whether each registered widget can be use selective refresh.

  |

| Used by | Description | 
| [WP_Customize_Widgets::get_setting_args()](https://developer.wordpress.org/reference/classes/wp_customize_widgets/get_setting_args/)`wp-includes/class-wp-customize-widgets.php` |

Retrieves common arguments to supply when constructing a Customizer setting.

  | 
| [WP_Customize_Widgets::get_available_widgets()](https://developer.wordpress.org/reference/classes/wp_customize_widgets/get_available_widgets/)`wp-includes/class-wp-customize-widgets.php` |

Builds up an index of all available widgets for use in Backbone models.

  |

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

| Version | Description | 
| [4.5.0](https://developer.wordpress.org/reference/since/4.5.0/) | Introduced. |

## User Contributed Notes

You must [log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Fclasses%2Fwp_customize_widgets%2Fis_widget_selective_refreshable%2F)
before being able to contribute a note or feedback.