How to use the rc-tree/lib/util.getNodeChildren function in rc-tree
To help you get started, we’ve selected a few rc-tree examples, based on popular ways it is used in public projects.
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ant-design / ant-design / components / tree / util.ts View on Github 
function traverseNodesKey(
rootChildren: React.ReactNode | React.ReactNode[],
callback: (key: string | number | null, node: AntTreeNode) => boolean,
) {
const nodeList: React.ReactNode[] = getNodeChildren(rootChildren) || [];
function processNode(node: React.ReactElement) {
const {
key,
props: { children },
} = node;
if (callback(key, node as any) !== false) {
traverseNodesKey(children, callback);
}
}
nodeList.forEach(processNode);
}
