is_active_sidebar( string|int $index )

Whether a sidebar is in use.

Description Description

Parameters Parameters


(string|int) (Required) Sidebar name, id or number to check.

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Return Return

(bool) true if the sidebar is in use, false otherwise.

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Source Source

File: wp-includes/widgets.php

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 );

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Changelog Changelog

Version Description
2.8.0 Introduced.

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