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jQuery插件zTree实现删除树节点的方法示例

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jQuery,插件,zTree,删除,树节点

本文实例讲述了jQuery插件zTree实现删除树节点的方法。分享给大家供大家参考,具体如下:

1、实现代码:

<!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: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"},      { id:23, pId:2, name:"湘潭市"},      { id:231, pId:23, name:"雨湖区"},      { id:232, pId:23, name:"岳塘区"},      { id:233, pId:23, name:"湘乡市"},      { id:234, pId:23, name:"韶山市"}    ];    $(document).ready(function(){      $.fn.zTree.init($("#baseTree"), setting, zNodes);    });    /**     * 删除选中节点     */    function removeNodes()    {      var treeObj = $.fn.zTree.getZTreeObj("baseTree");      //选中节点      var nodes = treeObj.getSelectedNodes();      for (var i=0, l=nodes.length; i < l; i++)      {        //删除选中的节点        treeObj.removeNode(nodes[i]);      }    }    //-->  </script> </head><body><div class="content_wrap">  <div class="zTreeDemoBackground left" style="text-align: center;">    <ul id="baseTree" class="ztree" style="height: 300px; width:200px; overflow-y: auto"></ul>    <input type="button" id="btn" onclick="removeNodes()" value="删除节点"/>  </div></div></body></html>

2、实现效果图:

(1)初始化

(2)点击“汉口”,再单击“删除节点”

3、说明

//删除选中的节点treeObj.removeNode(nodes[i]);

附:zTree_v3插件点击此处本站下载

更多关于jQuery相关内容感兴趣的读者可查看本站专题:《jQuery常用插件及用法总结》、《jquery中Ajax用法总结》、《jQuery表格(table)操作技巧汇总》、《jQuery扩展技巧总结》、《jQuery常见经典特效汇总》及《jquery选择器用法总结

希望本文所述对大家jQuery程序设计有所帮助。


jQuery,插件,zTree,删除,树节点  
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