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這篇文章主要介紹了jQuery插件zTree如何獲取一級節(jié)點(diǎn)數(shù)據(jù)，具有一定借鑒價(jià)值，感興趣的朋友可以參考下，希望大家閱讀完這篇文章之后大有收獲，下面讓小編帶著大家一起了解一下。
具體如下：
1、實(shí)現(xiàn)代碼：
<!DOCTYPE html>
<html>
<head>
<title>zTree實(shí)現(xiàn)基本樹</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:"武漢市", open:true},
{ id:111, pId:11, name:"漢口"},
{ id:112, pId:11, name:"漢陽"},
{ id:113, pId:11, name:"武昌"},
{ id:12, pId:1, name:"黃石市"},
{ id:121, pId:12, name:"黃石港區(qū)"},
{ id:122, pId:12, name:"西塞山區(qū)"},
{ id:123, pId:12, name:"下陸區(qū)"},
{ id:124, pId:12, name:"鐵山區(qū)"},
{ id:13, pId:1, name:"黃岡市"},
{ id:131, pId:13, name:"黃州區(qū)"},
{ id:132, pId:13, name:"麻城市"},
{ id:133, pId:13, name:"武穴市"},
{ id:134, pId:13, name:"團(tuán)風(fēng)縣"},
{ id:135, pId:13, name:"浠水縣"},
{ id:136, pId:13, name:"羅田縣"},
{ id:137, pId:13, name:"英山縣"},
{ id:2, pId:0, name:"湖南省", open:true},
{ id:21, pId:2, name:"長沙市", open:true},
{ id:211, pId:21, name:"芙蓉區(qū)"},
{ id:212, pId:21, name:"天心區(qū)"},
{ id:213, pId:21, name:"岳麓區(qū)"},
{ id:214, pId:21, name:"開福區(qū)"},
{ id:22, pId:2, name:"株洲市"},
{ id:221, pId:22, name:"天元區(qū)"},
{ id:222, pId:22, name:"荷塘區(qū)"},
{ id:223, pId:22, name:"蘆淞區(qū)"},
{ id:224, pId:22, name:"石峰區(qū)"}
];
$(document).ready(function(){
$.fn.zTree.init($("#baseTree"), setting, zNodes);
});
/**
* 獲取全部節(jié)點(diǎn)數(shù)據(jù)
* 一級節(jié)點(diǎn)數(shù)據(jù)
*/
function findNodes()
{
var treeObj = $.fn.zTree.getZTreeObj("baseTree");
//獲取全部節(jié)點(diǎn)數(shù)據(jù)
var nodes = treeObj.getNodes();
for (var i=0, l=nodes.length; i < l; i++)
{
var nodeId = nodes[i].id;
var nodeName = nodes[i].name;
alert("樹節(jié)點(diǎn)編碼："+nodeId+"\n"+"樹節(jié)點(diǎn)名稱："+nodeName);
}
}
//-->
</script>
</head>
<body>
<div class="content_wrap">
<div class="zTreeDemoBackground left" >
<ul id="baseTree" class="ztree" ></ul>
<input type="button" id="btn" onclick="findNodes()" value="獲取全部節(jié)點(diǎn)數(shù)據(jù)"/>
</div>
</div>
</body>
</html>2、實(shí)現(xiàn)效果圖：
（1）初始化
（2）單擊“獲取全部節(jié)點(diǎn)數(shù)據(jù)”
（3）單擊“確定”
3、源碼說明
var treeObj = $.fn.zTree.getZTreeObj("baseTree");
//獲取全部節(jié)點(diǎn)數(shù)據(jù)
var nodes = treeObj.getNodes();感謝你能夠認(rèn)真閱讀完這篇文章，希望小編分享的“jQuery插件zTree如何獲取一級節(jié)點(diǎn)數(shù)據(jù)”這篇文章對大家有幫助，同時(shí)也希望大家多多支持億速云，關(guān)注億速云行業(yè)資訊頻道，更多相關(guān)知識等著你來學(xué)習(xí)!
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