tba-gx-guochan/public/static/plugins/zTree_v3/api/en/setting.data.simpleData.rootPId.html

<div class="apiDetail">
    <div>
        <h2><span>String / Number</span><span class="path">setting.data.simpleData.</span>rootPId</h2>
        <h3>Overview<span class="h3_info">[ depends on <span
                class="highlight_green">jquery.ztree.core</span> js ]</span></h3>
        <div class="desc">
            <p></p>
            <div class="longdesc">
                <p>Set the default value of root's 'pIdKey' specified attribute values​​. It is valid when <span
                        class="highlight_red">[setting.data.simpleData.enable = true]</span></p>
                <p>Default: null</p>
            </div>
        </div>
        <h3>Examples of setting</h3>
        <h4>1. use the simple data format</h4>
        <pre xmlns=""><code>var setting = {
	data: {
		simpleData: {
			enable: true,
			idKey: "id",
			pIdKey: "pId",
			rootPId: 0
		}
	}
};
var treeNodes = [
    {"id":1, "pId":0, "name":"test1"},
    {"id":11, "pId":1, "name":"test11"},
    {"id":12, "pId":1, "name":"test12"},
    {"id":111, "pId":11, "name":"test111"}
];
......</code></pre>
    </div>
</div>