tree.tree.root.columns

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Root row values/templates.

This is a compact property lookup. Use the contextual guide below for the complete feature model, configuration sequence, interactions, examples, and limitations.

Context

tree panel

Accepted value

Record<string, ColumnValue>

Required

Yes

Default

No documented default.

User scenarios

• Display identifying root values.

Related parameters

• tree.tree.columns[].key

Contextual guide and evidence

• Contextual guide: Open the complete human guide
• Source: apps/panel/src/types/panel-tree.ts, symbol PanelTreeRoot
• Example coverage: Partial — The contextual guide explains the field and its behavior, but no focused example isolates it.
• Demo coverage: Complete — The tree fixture uses compound values. Open the runnable demo .

The panel source named above remains authoritative for runtime behavior. This secondary reference page is generated from the reviewed parameter matrix and does not replace the contextual guide.