This is a helper method and is equivalent to looping
through all of the objects in a dashboard and collecting all of the objects
whose type is
worksheet. You can use this property to iterate
through all of the worksheets in the dashboard.
Applies a simple categorical filter (non-date) to the dashboard. This method is similar to the method used for worksheets, but applies the filter to all the worksheets in the dashboard that have that same field. Note that the filter is ignored by a worksheet if the worksheet doesn't have the relevant field in its data source.
The name of the field to filter on.
The list of values to filter on.
The update type of this filter (add, all, remove, replace).
Advanced filter options (isExcludeMode).
The field name that the filter is applied on.
The collection of filters used on the dashboard