下拉树

<!-- 添加和修改的弹出层开始 -->
<div style="display: none;padding: 5px" id="addOrUpdateDiv">
    <form action="" method="post" class="layui-form " id="dataFrm" lay-filter="dataFrm">
        <div class="layui-form-item">
            <label class="layui-form-label">父级部门</label>
            <div class="layui-input-block">
                <ul id="deptTree" class="dtree" data-id="0"></ul>
            </div>
        </div>
        <div class="layui-form-item">
            <label class="layui-form-label">部门名称</label>
            <div class="layui-input-block">
                <input type="hidden" name="id">
                <input type="text" name="title" lay-verify="required" autocomplete="off" placeholder="请输入部门名称" class="layui-input">
            </div>
        </div>
        <div class="layui-form-item">
            <label class="layui-form-label">部门地址</label>
            <div class="layui-input-block">
                <input type="text" name="address" lay-verify="required" autocomplete="off" placeholder="请输入部门地址" class="layui-input">
            </div>
        </div>
        <div class="layui-form-item">
        <label class="layui-form-label">部门备注</label>
        <div class="layui-input-block">
           <textarea class="layui-textarea" name="remark" id="content"></textarea>
        </div>
        </div>
        <div class="layui-form-item">
            <div class="layui-inline">
                <label class="layui-form-label">是否展开</label>
                <div class="layui-input-inline">
                    <input type="radio" name="open" value="1" title="展开" checked="">
                    <input type="radio" name="open" value="0" title="不展开">
                </div>
            </div>
            <div class="layui-inline">
                <label class="layui-form-label">是否可用</label>
                <div class="layui-input-inline">
                    <input type="radio" name="available" value="1" title="可用" checked="">
                    <input type="radio" name="available" value="0" title="不可用">
                </div>
            </div>
            <div class="layui-inline">
                <label class="layui-form-label">排序码</label>
                <div class="layui-input-inline">
                    <input type="text" name="ordernum" id="ordernum" lay-verify="required/number" autocomplete="off" placeholder="请输入排序码[>0]" class="layui-input" >
                </div>
            </div>
        </div>
        <div class="layui-form-item">
            <div class="layui-input-block" style="text-align: center;">
                <button type="button" class="layui-btn" lay-submit="" id="doSubmit" ><span class="layui-icon layui-icon-release"></span>提交</button>
                <button type="reset" class="layui-btn layui-btn-warm"><span class="layui-icon layui-icon-refresh-1"></span>重置</button>
            </div>
        </div>
    </form>
</div>
<!-- 添加和修改的弹出层结束 -->

 　　<link rel="stylesheet" href="/resources/layui_ext/dtree/dtree.css" media="all" />
    <link rel="stylesheet" href="/resources/layui_ext/dtree/font/dtreefont.css" media="all" />

 layui.extend({
        dtree: ‘/resources/layui_ext/dtree/dtree‘   // {/}的意思即代表采用自有路径，即不跟随 base 路径
    }).use([‘jquery‘,‘form‘,‘table‘,‘layer‘,‘dtree‘],function(){
        var $=layui.jquery;
        var form=layui.form;
        var table=layui.table;
        var layer=layui.layer;
        var dtree=layui.dtree;

　　　　//初始化下拉树
            var selectTree=dtree.renderSelect({
            elem: "#deptTree",
            width: "100%", // 指定树的宽度
            dataStyle:"layuiStyle", //使用layui 数据风格的格式
            dataFormat: "list",  //配置data风格为list
            response:{message:"msg",statusCode:0},  //修改response中返回数据的定义
            url: "/dept/loadDeptManageLeftTreeJson" // 使用url加载（可与data加载同时存在）
        });