SplitNav
SplitNav belongs to the Navigation category. Start with demos and usage, then use the API tables to finish integration and styling decisions.
Use the quick jump panel to reach overview, usage, demos, and API first, then continue through the full page.
If you are composing interactions in the same family, these components usually pair well together.
Version history is grouped by release so you can quickly see what changed for this component across published versions.
2026-10-02
drive the nested tree pane expansion via expandStrategy
add top slots to the dual-vertical menu
lay out the basic example container per mode
lead the second column with the divider
add top slots to the dual-vertical menu
lay out the basic example container per mode
lead the second column with the divider
drive the nested tree pane expansion via expandStrategy
2026-09-14
focus the first pane item on the forward expand key
fall back focus to the owning rail item via the backward key
focus the first pane item on the forward expand key
fall back focus to the owning rail item via the backward key
2026-08-31
add open event forwarding full parent item on activation
scope data-state to open state and add data-selected