Components / TreeView / API / TreeViewExpandChangeEvent / 

TreeViewExpandChangeEvent

Represents the object of the onExpandChange event (see example).

NameTypeDefaultDescription

item

any

The item that is expanded or collapsed.

itemHierarchicalIndex

string

The hierarchical index of the item. The indices are zero-based. The first root item has a 0 (zero) index. If the first root item has children, the first child acquires a 0_0 index and the second acquires a 0_1 index.

nativeEvent

any

A native DOM event.

syntheticEvent

SyntheticEvent<any>

A React Synthetic Event.

target

TreeView

An event target.

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