Label | Explanation | Data Type |
In Features | The input feature class or layer containing features to iterate. | Feature Layer |
Group By Fields (Optional) | The input field or fields used to group the features for selection. Any number of input fields can be defined, resulting in a selection based on a unique combination of the fields. If a field is not specified, the Object ID is used to iterate over features. | Value Table |
Skip Null Values (Optional) | Specifies whether null values in the grouping field or fields are skipped during selection.
| Boolean |
Derived Output
Label | Explanation | Data Type |
Selected Features | A feature layer that can be used in other geoprocessing tools that accept a feature layer in ModelBuilder. | Feature Layer |
Value | The field values returned by each iteration. If more than one group by field is chosen, the values are concatenated <field value1>_<field value2>. | Variant |