Many styles can be <strong>grouped</strong>. For styles that can, there will be a 'grouping field' option; pick one of the fields to group by. This grouping field will be displayed as a header, and all rows will be displayed beneath it.

If the style is not <strong>grouped</strong> then the corresponding style output template will by invoked once when displaying the view. If the style is grouped, then the style output template will be invoked once per group. The text if the grouping filed is passed to the t