is_dynamic_sidebar

The timeline below displays how wordpress function is_dynamic_sidebar has changed across different WordPress versions. If a version is not listed, refer to the next available version below.

WordPress Version: 6.5

/**
 * Determines whether the dynamic sidebar is enabled and used by the theme.
 *
 * For more information on this and similar theme functions, check out
 * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
 * Conditional Tags} article in the Theme Developer Handbook.
 *
 * @since 2.2.0
 *
 * @global array $wp_registered_widgets  The registered widgets.
 * @global array $wp_registered_sidebars The registered sidebars.
 *
 * @return bool True if using widgets, false otherwise.
 */
function is_dynamic_sidebar()
{
    global $wp_registered_widgets, $wp_registered_sidebars;
    $sidebars_widgets = get_option('sidebars_widgets');
    foreach ((array) $wp_registered_sidebars as $index => $sidebar) {
        if (!empty($sidebars_widgets[$index])) {
            foreach ((array) $sidebars_widgets[$index] as $widget) {
                if (array_key_exists($widget, $wp_registered_widgets)) {
                    return true;
                }
            }
        }
    }
    return false;
}

WordPress Version: 5.5

/**
 * Determines whether the dynamic sidebar is enabled and used by the theme.
 *
 * For more information on this and similar theme functions, check out
 * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
 * Conditional Tags} article in the Theme Developer Handbook.
 *
 * @since 2.2.0
 *
 * @global array $wp_registered_widgets  Registered widgets.
 * @global array $wp_registered_sidebars Registered sidebars.
 *
 * @return bool True if using widgets, false otherwise.
 */
function is_dynamic_sidebar()
{
    global $wp_registered_widgets, $wp_registered_sidebars;
    $sidebars_widgets = get_option('sidebars_widgets');
    foreach ((array) $wp_registered_sidebars as $index => $sidebar) {
        if (!empty($sidebars_widgets[$index])) {
            foreach ((array) $sidebars_widgets[$index] as $widget) {
                if (array_key_exists($widget, $wp_registered_widgets)) {
                    return true;
                }
            }
        }
    }
    return false;
}

WordPress Version: 5.1

/**
 * Determines whether the dynamic sidebar is enabled and used by the theme.
 *
 * For more information on this and similar theme functions, check out
 * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
 * Conditional Tags} article in the Theme Developer Handbook.
 *
 * @since 2.2.0
 *
 * @global array $wp_registered_widgets
 * @global array $wp_registered_sidebars Registered sidebars.
 *
 * @return bool True, if using widgets. False, if not using widgets.
 */
function is_dynamic_sidebar()
{
    global $wp_registered_widgets, $wp_registered_sidebars;
    $sidebars_widgets = get_option('sidebars_widgets');
    foreach ((array) $wp_registered_sidebars as $index => $sidebar) {
        if (!empty($sidebars_widgets[$index])) {
            foreach ((array) $sidebars_widgets[$index] as $widget) {
                if (array_key_exists($widget, $wp_registered_widgets)) {
                    return true;
                }
            }
        }
    }
    return false;
}

WordPress Version: 5.0

/**
 * Determines whether the dynamic sidebar is enabled and used by the theme.
 * 
 * For more information on this and similar theme functions, check out
 * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/ 
 * Conditional Tags} article in the Theme Developer Handbook.
 * 
 * @since 2.2.0
 *
 * @global array $wp_registered_widgets
 * @global array $wp_registered_sidebars
 *
 * @return bool True, if using widgets. False, if not using widgets.
 */
function is_dynamic_sidebar()
{
    global $wp_registered_widgets, $wp_registered_sidebars;
    $sidebars_widgets = get_option('sidebars_widgets');
    foreach ((array) $wp_registered_sidebars as $index => $sidebar) {
        if (!empty($sidebars_widgets[$index])) {
            foreach ((array) $sidebars_widgets[$index] as $widget) {
                if (array_key_exists($widget, $wp_registered_widgets)) {
                    return true;
                }
            }
        }
    }
    return false;
}

WordPress Version: 4.5

/**
 * Whether the dynamic sidebar is enabled and used by theme.
 *
 * @since 2.2.0
 *
 * @global array $wp_registered_widgets
 * @global array $wp_registered_sidebars
 *
 * @return bool True, if using widgets. False, if not using widgets.
 */
function is_dynamic_sidebar()
{
    global $wp_registered_widgets, $wp_registered_sidebars;
    $sidebars_widgets = get_option('sidebars_widgets');
    foreach ((array) $wp_registered_sidebars as $index => $sidebar) {
        if (!empty($sidebars_widgets[$index])) {
            foreach ((array) $sidebars_widgets[$index] as $widget) {
                if (array_key_exists($widget, $wp_registered_widgets)) {
                    return true;
                }
            }
        }
    }
    return false;
}

WordPress Version: 4.3

/**
 * Whether the dynamic sidebar is enabled and used by theme.
 *
 * @since 2.2.0
 *
 * @global array $wp_registered_widgets
 * @global array $wp_registered_sidebars
 *
 * @return bool True, if using widgets. False, if not using widgets.
 */
function is_dynamic_sidebar()
{
    global $wp_registered_widgets, $wp_registered_sidebars;
    $sidebars_widgets = get_option('sidebars_widgets');
    foreach ((array) $wp_registered_sidebars as $index => $sidebar) {
        if (count($sidebars_widgets[$index])) {
            foreach ((array) $sidebars_widgets[$index] as $widget) {
                if (array_key_exists($widget, $wp_registered_widgets)) {
                    return true;
                }
            }
        }
    }
    return false;
}

WordPress Version: 3.7

/**
 * Whether the dynamic sidebar is enabled and used by theme.
 *
 * @since 2.2.0
 *
 * @return bool True, if using widgets. False, if not using widgets.
 */
function is_dynamic_sidebar()
{
    global $wp_registered_widgets, $wp_registered_sidebars;
    $sidebars_widgets = get_option('sidebars_widgets');
    foreach ((array) $wp_registered_sidebars as $index => $sidebar) {
        if (count($sidebars_widgets[$index])) {
            foreach ((array) $sidebars_widgets[$index] as $widget) {
                if (array_key_exists($widget, $wp_registered_widgets)) {
                    return true;
                }
            }
        }
    }
    return false;
}