API Reference > imodeljs-common > Serialization > EGFBAccessors > EGFBAccessors.ArcPrimitive > __init __init Method __init(i: number, bb: ByteBuffer): EGFBAccessors.ArcPrimitive Parameter Type Description i number bb ByteBuffer Returns - EGFBAccessors.ArcPrimitive ArcPrimitive Defined in core/common/src/geometry/ElementGeometryFB.ts Line 974 Last Updated: 11 June, 2024