API Reference > geometry-core > Serialization > BGFBAccessors > BGFBAccessors.PolyfaceAuxData > channels channels Method channels(index: number, obj?: BGFBAccessors.PolyfaceAuxChannel): | BGFBAccessors.PolyfaceAuxChannel Parameter Type Description index number obj BGFBAccessors.PolyfaceAuxChannel Returns - | BGFBAccessors.PolyfaceAuxChannel PolyfaceAuxChannel Defined in serialization/BGFBAccessors.ts Line 4471 Last Updated: 12 June, 2024