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POfunction not returning value in "functions.php"
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copied!<p>I have created a function within my themes <code>functions.php</code> file in order to persist a list of child pages from the level of a parent page while navigating deeper within the hierarchy.<br> My issue is that when I call the function within the <code>page.php</code> theme file I dont get anything back.</p> <p><strong>functions.php:</strong></p> <pre><code>function get_top_parent_children($the_id,$start = 0,$walk = null){ $current_post = get_post($the_id); $walk[] = $current_post; if($current_post->post_parent){ get_top_parent_children($current_post->post_parent,$start,$walk); } else { $output = array_reverse($walk); return get_children($output[$start]->ID); } } </code></pre> <p><strong>page.php:</strong></p> <pre><code><?php get_header(); ?> <div id="primary" class="clearfix"> <div id="content"> <?php the_post(); ?> <?php $children = get_top_parent_children($id,1); ?> <?php if ( $children ) { ?> <section id="post-topic"> <h2><?php the_title() ?> Topics</h2> <ul class="clearfix"> <?php foreach( $children as $child){ ?> <li> <a href="<?php echo get_permalink($child->ID) ?>"> <?php echo child->post_title ?> </a> </li> <?php }; ?> </ul> </section> <?php }; ?> <?php get_template_part( 'content', 'page' ); ?> </div> <aside> <?php dynamic_sidebar('Page Sidebar'); ?> </aside> </div> <?php get_footer(); ?> </code></pre>

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