.. index:: Geometry Nodes; Edges to Face Groups
.. _bpy.types.GeometryNodeEdgesToFaceGroups:

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Edges to Face Groups Node
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.. figure:: /images/node-types_GeometryNodeEdgesToFaceGroups.webp
   :align: right
   :alt: Edges to Face Groups Node.

The *Edges to Face Groups* node group faces into regions surrounded by the selected boundary edges.


Inputs
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Boundary Edges
   Edges used to split faces into separate groups.


Outputs
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Face Group ID
   Index of the face group inside each boundary edge region.
