code: public function getTitleAttribute($value)
      {
          if ($value === null) {
              $value = '';
          }
          if (getenv("BYPASS_HOOKS") != true) {
              global $hooks, $codes;
              return $hooks->apply_filters("TCT-Core-Main-Model-Page-Title", $codes->do_shortcode($value));
          } else {
              return $value;
          }
      }
docs: Apply hooks and shortcodes to the page title before sending unless an environmental variable is set
  
  @param   string  $value  The title.
  
  @return  string