Ztree method for getting the id set of child nodes of the selected node _ javascript skills

This article describes how to use ztree to obtain the id set of child nodes of the selected node. An example shows how to use the ztree method transformToArray, for more information about how to use ztree to obtain the id set of subnodes of the selected node, see the following example. Share it with you for your reference. The specific analysis is as follows:

Requirements:Obtains the child node id set of the currently selected node.

Steps:

1. Get the current node

2. Use the ztree method transformToArray () to obtain the child Node object set of the currently selected node (including the selected node.

3. traverse the set and retrieve the required value.

TreeNode: the currently selected Node object.

Function getChildNodes (treeNode) {var childNodes = ztree. transformToArray (treeNode); var nodes = new Array (); for (I = 0; I <childNodes. length; I ++) {nodes [I] = childNodes [I]. id;} return nodes. join (",");}

I hope this article will help you design javascript programs.