API Reference > core-frontend > Views > connectViewportViews connectViewportViews Function Form a connection between two or more Viewports such that every aspect of the viewports are kept in sync. For example, if the set of models or categories visible in one viewport is changed, the same set of models and categories will be visible in the other viewports. connectViewportViews(viewports: Iterable<Viewport>): () => void see connectViewportFrusta to synchronize only the Frustum of each viewport. see connectViewports to customize how the viewports are synchronized. extensions Parameter Type Description viewports Iterable<Viewport> Returns - () => void Defined in core/frontend/src/ViewportSync.ts Line 128 Last Updated: 20 May, 2022