Post Category Links Sorted by Name

<?php

// Print an alphabetical list of category links for a post
$id = $post->ID;
$category = 'directorycategory';

$terms = get_the_term_list( $id, $category, '', '||', '' );

$term_array = explode('||', $terms);
$keyed_array = array();
foreach ($term_array as $term) {
   // Get the term name
   if ( preg_match('/>([^<]*)<\/a>/', $term, $matches) ) {
      $keyed_array[strtoupper($matches[1])] = $term;
   }
}
ksort($keyed_array);
echo '<div class="specialties">';
$sep = ' ';
foreach ( array_keys($keyed_array) as $key) {
   echo "$sep$keyed_array[$key]";
   $sep = ', ';
}
echo '</div>';

?>