$node = node_load(arg(1));
if($node){
foreach($node->taxonomy as $term) { $terms[] = $term->tid;}
return implode('+',$terms);
} else {return;}

http://drupaleasy.com/blogs/ryanprice/2008/06/using-views-2-drupal-6-create-a-related-pages-block

I just wanted to have the argument code as text. It is provided as an image.

Using Views 2 and Drupal 6 to Create a Related Pages Block

drupal

PHP