wp display post relationships

wp-php-post-relations.php

<?php
types_child_posts($post_type, $args)
/*
	$post_type – a string with the name of the child items to load. Since a parent may have children of different types, this argument is required.
	$arg – optional, with additional query arguments.
	For example, to load ‘room’ child items:
*/
$child_posts = types_child_posts('room');
foreach ($child_posts as $child_post) {
  echo $child_post->post_title;
  echo $child_post->fields['description'];
}
/*	
	If you need more control of the returned posts you can create a query directly. 
	This example returns all rooms that belong to the current property 
	and will sort them by the description field.
*/

$childargs = array(
'post_type' => 'room',
'numberposts' => -1,
'meta_key' => 'wpcf-description',
'orderby' => 'meta_value',
'order' => 'ASC',
'meta_query' => array(array('key' => '_wpcf_belongs_property_id', 'value' => get_the_ID()))
);

$child_posts = get_posts($childargs);

?>