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  • zTree实现删除树节点

    zTree实现删除树节点


    1、实现源码

    <!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="../../../css/demo.css">
    	<link rel="stylesheet" type="text/css" href="../../../css/zTreeStyle/zTreeStyle.css">
    	<script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
    	<script type="text/javascript" src="../../../js/jquery.ztree.core-3.5.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; 200px; overflow-y: auto"></ul>
    		<input type="button" id="btn" οnclick="removeNodes()" value="删除节点"/>
    	</div>
    </div>
    </body>
    </html>

    2、实现结果

    (1)初始化



    (2)点击“汉口”,再单击“删除节点”



    3、说明

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

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  • 原文地址:https://www.cnblogs.com/hzcya1995/p/13315109.html
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