Wordpress Breadcrumbs

functions.php

<?php

// Test if the page is a parent or a child
// http://css-tricks.com/snippets/wordpress/if-page-is-parent-or-child/#comment-85846
function is_tree($pid)
{
  global $post;

  $ancestors = get_post_ancestors($post->$pid);
  $root = count($ancestors) - 1;
  $parent = $ancestors[$root];

  if(is_page() && (is_page($pid) || $post->post_parent == $pid || in_array($pid, $ancestors)))
  {
    return true;
  }
  else
  {
    return false;
  }
};

// Output the breadcrumb
// Modified from http://cazue.com/articles/wordpress-creating-breadcrumbs-without-a-plugin-2013
function the_breadcrumb() {
        echo '<ul class="breadcrumbs">';
    if (!is_home()) {
        echo '<li><a href="';
        echo get_option('home');
        echo '">';
        echo 'Home';
        echo '</a></li>';
        if (is_category() || is_single()) {
            echo '<li>';
            the_category(' </li><li> ');
            if (is_single()) {
                echo '</li>';
                echo '<li><a href="'.get_permalink().'" title="'.get_the_title().'">'.get_the_title().'</a></li>';
            }
        } elseif (is_page()) {
            if( is_tree($post->ID)){
                $anc = get_post_ancestors( $post->ID );
                 
                foreach ( $anc as $ancestor ) {
                    $output = '<li><a href="'.get_permalink($ancestor).'" title="'.get_the_title($ancestor).'">'.get_the_title($ancestor).'</a></li>';
                }
                echo $output;
            } 
            echo '<li><a href="'.get_permalink().'" title="'.get_the_title().'">'.get_the_title().'</a></li>';
        }
    }
    elseif (is_tag()) {single_tag_title();}
    elseif (is_day()) {echo"<li>Archive for "; the_time('F jS, Y'); echo'</li>';}
    elseif (is_month()) {echo"<li>Archive for "; the_time('F, Y'); echo'</li>';}
    elseif (is_year()) {echo"<li>Archive for "; the_time('Y'); echo'</li>';}
    elseif (is_author()) {echo"<li>Author Archive"; echo'</li>';}
    elseif (isset($_GET['paged']) && !empty($_GET['paged'])) {echo "<li>Blog Archives"; echo'</li>';}
    elseif (is_search()) {echo"<li>Search Results"; echo'</li>';}
    echo '</ul>';
}
?>

page-custom.php

<div class="row">
    <div class="large-12 columns">
        <?php the_breadcrumb(); ?>
    </div>
</div>