jeesite custom data dictionary, custom dictionary table, built-in tree selection data source (nanny-level graphic tutorial)

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Preface

If the dictionary table does not meet actual needs during project development, such as using your own table as a dictionary, how to use the system's own dictionary table tree, etc., summarize and record the issues.

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1. How to use the tree dictionary table that comes with the framework

1. Build dictionary tree
   
2. Use the framework’s own methods

字典树选择：
<#form:treeselect id="tes