API Reference > IModeljs-common > IModels > IModel > projectExtents projectExtents Accessor The volume, in spatial coordinates, inside which the entire project is contained. projectExtents: Range3d note The object returned from this method is frozen. You must make a copy before you do anything that might attempt to modify it. Returns - Range3d Setter The volume of the entire project, in spatial coordinates projectExtents(extents: Range3d): void note The object returned from this method is frozen. You must make a copy before you do anything that might attempt to modify it. Parameter Type Description extents Range3d Returns - void Defined in core/common/src/IModel.ts Line 376 Last Updated: 12 June, 2024