original_string: private function set_field_names()
      {
          foreach ( $this->config->fields as $field )
          {
              $field->init_name = $field->name;
          }
      }
code: private function set_field_names()
      {
          foreach ( $this->config->fields as $field )
          {
              $field->init_name = $field->name;
          }
      }
code_tokens: private function set_field_names ( ) { foreach ( $ this -> config -> fields as $ field ) { $ field -> init_name = $ field -> name ; } }
docstring: Since the widget's form sets custom names and ids to each field,
  the original field name must be stored seperately using this function.
docstring_tokens: Since the widget s form sets custom names and ids to each field the original field name must be stored seperately using this function .