API Reference > geometry-core > Serialization > BGFBAccessors > BGFBAccessors.DgnExtrusion > __init __init Method __init(i: number, bb: ByteBuffer): BGFBAccessors.DgnExtrusion Parameter Type Description i number bb ByteBuffer Returns - BGFBAccessors.DgnExtrusion DgnExtrusion Defined in serialization/BGFBAccessors.ts Line 3744 Last Updated: 12 June, 2024