tree-helper

js functions, just import needed functions.
js 方法库, 按需使用

``sh
// install
npm install tree-helper -S
`


$3


`
import {function1, function2} from 'tree-helper'

`


$3


`js
// depth first search; 深度优先遍历
depthFirstSearch(obj, handler, childrenKey = 'children', reverse)
- handler(item, i, parent)
return false // break loop
return 'skip children' // skip children
return 'skip siblings' // skip siblings
// breadth first search; 广度优先遍历
breadthFirstSearch(obj, handler, childrenKey = 'children', reverse)
- handler(item, i, parent)
return false // break loop
return 'skip children' // skip children
return 'skip siblings' // skip siblings
``