register sidebar name code example

Example 1: register sidebar wordpress

<?php if ( is_active_sidebar( 'your-sidebar-slug' ) ) { ?>
    <ul id="sidebar">
        <?php dynamic_sidebar('your-sidebar-slug'); ?>
    </ul>
<?php } ?>

Example 2: register_sidebar

<?php if ( is_active_sidebar( 'your-sidebar-slug' ) ) { ?>
    <ul id="sidebar">
        <?php dynamic_sidebar('your-sidebar-slug'); ?>
    </ul>
<?php } ?>