OnNodesChange

This type is used for typing the onNodesChange function.


export type OnNodesChange<NodeType extends Node = Node> = (
  changes: NodeChange<NodeType>[],
) => void;

Fields

Parameters:

Name	Type	Default
`changes`	`NodeChange<NodeType>[]`

Returns:

void

This type accepts a generic type argument of custom nodes types. See this section in our TypeScript guide for more information.


const onNodesChange: OnNodesChange = useCallback(
  (changes) => setNodes((nds) => applyNodeChanges(changes, nds)),
  [setNodes],
);