# Dynamic Tree with Ajax

###### [ File Path: core/async.html ]

- ## 1, Explanation of setting

  - For create dynamic tree with ajax, you need to set attributes in setting.async, see the API documentation for more related contents.

- ## 2, Explanation of treeNode

  - Dynamic tree with ajax doesn't need to make special treeNode node data, if use simple JSON data model, please set the attributes in setting.data.simple.
  - If ajax only to return node data in single level, you don't need to use simple JSON data model.

- ## 3、Other explanation

  - Monitoring autoParam and otherParam use firebug or the developer tools in browser.
  - This Demo only loading 4 level nodes (level = 3).
  - This Demo use 'dataFilter' to modify the name of the node.