Below is a list of Drupal functions that I can no longer live without, but for some reason I have trouble remembering them. So, here is a list of functions that I use regularly.
Drupal 7
- drupal_clean_css_identifier - http://api.drupal.org/api/drupal/includes!common.inc/function/drupal_cl…
- Use this function to sanitize css identifiers.
Check back as I'll continue updating this list.