add_action('wp_head', 'output_all_postmeta' ); function output_all_postmeta() { $postmetas = get_post_meta(get_the_ID()); foreach($postmetas as $meta_key=>$meta_value) { echo $meta_key . ' : ' . $meta_value[0] . '<br/>'; } }
[xyz-ips snippet=”meta-value”]