ztree 回显选中的数据

回显选中的数据

treeObj.checkNode(treeObj.getNodeByParam("id", checkedNodes[i].id), true);

<!DOCTYPE html>
<HTML>
<HEAD>
    <TITLE> ZTREE DEMO - checkbox</TITLE>
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
    <link rel="stylesheet" href="../../../css/demo.css" type="text/css">
    <link rel="stylesheet" href="../../../css/zTreeStyle/zTreeStyle.css" type="text/css">
    <script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
    <script type="text/javascript" src="../../../js/jquery.ztree.core.js"></script>
    <script type="text/javascript" src="../../../js/jquery.ztree.excheck.js"></script>

    <SCRIPT type="text/javascript">
        
        var checkedNodes = "";　　
        var setting = {
            check: {
                enable: true
            },
            data: {
                simpleData: {
                    enable: true
                }
            }
        };
        
        // ztree基础数据
        var zNodes =[
            { id:1, pId:0, name:"can check 1"},
            { id:11, pId:1, name:"can check 1-1"},
            { id:111, pId:11, name:"can check 1-1-1"},
            { id:112, pId:11, name:"can check 1-1-2"},
            { id:12, pId:1, name:"can check 1-2"},
            { id:121, pId:12, name:"can check 1-2-1"},
            { id:122, pId:12, name:"can check 1-2-2"},
            { id:2, pId:0, name:"can check 2"},
            { id:21, pId:2, name:"can check 2-1"},
            { id:22, pId:2, name:"can check 2-2"},
            { id:221, pId:22, name:"can check 2-2-1"},
            { id:222, pId:22, name:"can check 2-2-2"},
            { id:23, pId:2, name:"can check 2-3"}
        ];
        
        // 被选中数据
        var checkedNodes = [{id:11},{id:112}];

        $(document).ready(function(){
            // 初始化
            $.fn.zTree.init($("#treeDemo"), setting, zNodes);　　 
            // 展开全部节点
            var treeObj = $.fn.zTree.getZTreeObj("treeDemo");
            treeObj.expandAll(true);　
            
            for(var i = 0; i < checkedNodes.length; i++) {　
                // 回显选中的数据　　　
                treeObj.checkNode(treeObj.getNodeByParam("id", checkedNodes[i].id), true);　　　　
            }　
        });
        
    </SCRIPT>
</HEAD>

<BODY>
<div class="content_wrap">
    <div class="zTreeDemoBackground left">
        <ul id="treeDemo" class="ztree"></ul>
    </div>
</div>
</BODY>
</HTML>

效果展示

引用的js和css可在官网下载::http://www.treejs.cn/v3/main.php#_zTreeInfo

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原文地址：https://www.cnblogs.com/aiyowei/p/11418778.html