Example Analysis of trees in js

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1. The abstract model of hierarchical data.

2. The common trees in the front-end work include: DOM tree, cascade selection, tree control.

3. There are no trees in JS, but you can build trees with Object and Array.

4, the common operation of the tree, depth / breadth priority traversal, first middle and then order traversal.

Example

{value: 'zhejiang', label:' zhejiang', children: [{value: 'hangzhou', label:' hangzhou', children: [{value: 'xihu', label:' West Lake'}]}} these are all the contents of the article "sample Analysis of trees in js". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!