Home > Web Front-end > JS Tutorial > body text

zTree implements obtaining the sequence number of the currently selected node in the same level node instance sharing

小云云
Release: 2018-01-23 10:16:31
Original
1722 people have browsed it

This article mainly introduces the jQuery plug-in zTree to implement the method of obtaining the serial number of the currently selected node in the same level node. It analyzes the related operation skills of the attribute plug-in zTree for the node serial number in the form of examples. Friends who need it can refer to it. I hope it can help. to everyone.

The example in this article describes the jQuery plug-in zTree's method of obtaining the serial number of the currently selected node in the same level node. Share it with everyone for your reference, the details are as follows:

1. Implementation code:

<!DOCTYPE html>
<html>
<head>
  <title>zTree实现基本树</title>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <link rel="stylesheet" type="text/css" href="zTree_v3/css/demo.css" rel="external nofollow" >
  <link rel="stylesheet" type="text/css" href="zTree_v3/css/zTreeStyle/zTreeStyle.css" rel="external nofollow" >
  <script type="text/javascript" src="zTree_v3/js/jquery-1.4.4.min.js"></script>
  <script type="text/javascript" src="zTree_v3/js/jquery.ztree.core.min.js"></script>
  <script type="text/javascript">
    <!--
    var setting = {
      data: {
        simpleData: {
          enable: true
        }
      }
    };
    var zNodes =[
      { id:1, pId:0, name:"湖北省", open:true},
      { id:11, pId:1, name:"武汉市", open:true},
      { id:111, pId:11, name:"汉口"},
      { id:112, pId:11, name:"汉阳"},
      { id:113, pId:11, name:"武昌"},
      { id:12, pId:1, name:"黄石市"},
      { id:121, pId:12, name:"黄石港区"},
      { id:122, pId:12, name:"西塞山区"},
      { id:123, pId:12, name:"下陆区"},
      { id:124, pId:12, name:"铁山区"},
      { id:13, pId:1, name:"黄冈市"},
      { id:131, pId:13, name:"黄州区"},
      { id:132, pId:13, name:"麻城市"},
      { id:133, pId:13, name:"武穴市"},
      { id:134, pId:13, name:"团风县"},
      { id:135, pId:13, name:"浠水县"},
      { id:136, pId:13, name:"罗田县"},
      { id:137, pId:13, name:"英山县"},
      { id:2, pId:0, name:"湖南省", open:true},
      { id:21, pId:2, name:"长沙市", open:true},
      { id:211, pId:21, name:"芙蓉区"},
      { id:212, pId:21, name:"天心区"},
      { id:213, pId:21, name:"岳麓区"},
      { id:214, pId:21, name:"开福区"},
      { id:22, pId:2, name:"株洲市"},
      { id:221, pId:22, name:"天元区"},
      { id:222, pId:22, name:"荷塘区"},
      { id:223, pId:22, name:"芦淞区"},
      { id:224, pId:22, name:"石峰区"}
    ];
    $(document).ready(function(){
      $.fn.zTree.init($("#baseTree"), setting, zNodes);
    });
    /**
     * 获取当前选中的第一个节点在同级节点中的序号
     */
    function indexNodes()
    {
      var treeObj = $.fn.zTree.getZTreeObj("baseTree");
      //获取选中的节点
      var nodes = treeObj.getSelectedNodes();
      if (nodes.length>0)
      {
        for(var i=0;i<nodes.length;i++)
        {
          var index = treeObj.getNodeIndex(nodes[i]);
          alert("获取当前选中的第一个节点在同级节点中的序号:"+index);
        }
      }
    }
    //-->
  </script>
 </head>
<body>
<p class="content_wrap">
  <p class="zTreeDemoBackground left">
    <ul id="baseTree" class="ztree" style="height: 300px; width:200px; overflow-y: auto"></ul>
    <input type="button" id="btn" onclick="indexNodes()" value="获取当前选中的第一个节点在同级节点中的序号"/>
  </p>
</p>
</body>
</html>
Copy after login

2. Implementation renderings:

(1) Initialization

(2) When "Hankou" is selected

(3) When "Hanyang" is selected "When

3. Source code description:

var index = treeObj.getNodeIndex(nodes[i]); 
alert("获取当前选中的第一个节点在同级节点中的序号:"+index);
Copy after login

Related recommendations:

zTree implements detailed explanation of the method of clearing the selected first node and all child nodes

jQuery plug-in zTree implements obtaining first-level node data instance sharing

Detailed explanation of the jQuery plug-in zTree’s method of deleting tree nodes

The above is the detailed content of zTree implements obtaining the sequence number of the currently selected node in the same level node instance sharing. For more information, please follow other related articles on the PHP Chinese website!

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template
About us Disclaimer Sitemap
php.cn:Public welfare online PHP training,Help PHP learners grow quickly!