WordPress at a glance

is_active_sidebar() WP 1.0

Whether a sidebar is in use.

For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.


true/false. True if the sidebar has widgets, false otherwise.

Works based on: wp_get_sidebars_widgets()
Hooks from the function


is_active_sidebar( $index );
$index(string/int) (required)
Sidebar name, id or number to check.

Список изменений

С версии 2.8.0 Введена.

Code of is_active_sidebar() WP 5.5.1

function is_active_sidebar( $index ) {
	$index             = ( is_int( $index ) ) ? "sidebar-$index" : sanitize_title( $index );
	$sidebars_widgets  = wp_get_sidebars_widgets();
	$is_active_sidebar = ! empty( $sidebars_widgets[ $index ] );

	 * Filters whether a dynamic sidebar is considered "active".
	 * @since 3.9.0
	 * @param bool       $is_active_sidebar Whether or not the sidebar should be considered "active".
	 *                                      In other words, whether the sidebar contains any widgets.
	 * @param int|string $index             Index, name, or ID of the dynamic sidebar.
	return apply_filters( 'is_active_sidebar', $is_active_sidebar, $index );

Related Functions

From tag: Sidebar (widgets)

More from tag: Conditional tags (all)

More from Template Tags: Main Functions

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