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getTreeNodeByKey() function

根据目标 key 值找到

Signature:

typescript
export declare function getTreeNodeByKey<K extends string = 'key', C extends string = 'children', T extends TreeNode<K, C> = TreeNode<K, C>>(nodes: T[], key: string | number, mapper: FieldMapper<K, C>): T | null;

Parameters

Parameter

Type

Description

nodes

T[]

节点数组

key

string | number

目标 key 值

mapper

FieldMapper<K, C>

字段映射,主要是映射 key 和 children 字段

Returns:

T | null