subcategorytitlerepeats

<!-- TEST -->
 start test

<?php
//get all child categories for category 6, then for each child category display the posts

$parent = get_category($cat->category_parent);
$parent_cat = $parent->cat_ID;
$taxonomy = 'category';
$cat_children = get_term_children($parent_cat, $taxonomy );

// for each subcategory store in array
    foreach($cat_children as $subcategory)
    {
    $args=array(
      'cat' => $subcategory,
      'post_type' => 'post',
    );

// print out category id to double check
    echo $subcategory;

// the query
     $my_query = null;
     $my_query = new WP_Query($args);

    if( $my_query->have_posts() )
    {
        foreach( get_the_category() as $subcategory)
        {
// post subcategory title
    echo  $subcategory->name;

// post items of each category
          while ($my_query->have_posts()) : $my_query->the_post(); ?>

               <p><?php the_title(); ?></p>
        <?php

      endwhile;

      }
    }
  }
  // Restore global post data stomped by the_post().
  wp_reset_query();

?>


endtest
<!-- END TEST -->