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Understanding Source Code

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Source View

Line Code
415                $wpdb->query("UPDATE $wpdb->categories SET link_count = link_count - 1 WHERE cat_ID = '$category'");
416                wp_cache_delete($category, 'category');
417                do_action('edit_category', $cat_id);
418           }
419      }
420
421      $wpdb->query("DELETE FROM $wpdb->link2cat WHERE link_id = '$link_id'");
422      return $wpdb->query("DELETE FROM $wpdb->links WHERE link_id = '$link_id'");
423      
424      do_action('deleted_link', $link_id);
425 }
426
427 function wp_get_link_cats($link_ID = 0) {
428      global $wpdb;
429
430      $sql = "SELECT category_id
431           FROM $wpdb->link2cat
432           WHERE link_id = $link_ID
433           ORDER BY category_id";