wp_list_widgets example

?> </span> <span class="toggle-indicator" aria-hidden="true"></span> </button> <h2><?php _e( 'Available Widgets' ); ?> <span id="removing-widget"><?php _ex( 'Deactivate', 'removing-widget' ); ?> <span></span></span></h2> </div> <div class="widget-holder"> <div class="sidebar-description"> <p class="description"><?php _e( 'To activate a widget drag it to a sidebar or click on it. To deactivate a widget and delete its settings, drag it back.' ); ?></p> </div> <div id="widget-list"> <?php wp_list_widgets(); ?> </div> <br class='clear' /> </div> <br class="clear" /> </div> <?php
$theme_sidebars = array();
foreach ( $wp_registered_sidebars as $sidebar => $registered_sidebar ) {
    if ( str_contains( $registered_sidebar['class'], 'inactive-sidebar' ) || str_starts_with( $sidebar, 'orphaned_widgets' ) ) {