## NumbertreeNode.level

### Overview[ depends on jquery.ztree.core js ]

The level of node

Do not initialize or modify it, it is created by the zTree.

### Number Format

The root node's level = 0, and next level = 1, ...

### Examples of treeNode

#### 1. Get the first selected node's level

    var treeObj = $.fn.zTree.getZTreeObj("tree");
    var sNodes = treeObj.getSelectedNodes();
    if (sNodes.length > 0) {
    	var level = sNodes[0].level;
    }