我有一个嵌套的无序列表,我正在尝试将列表中的所有数据存储为 JSON 格式数据:
以下是我的 HTML 代码:
<nav id="nav">
<ul class="header-top-nav">
<li>
<a href="index.html">Home</a>
<ul>
<li><a href="subhome1.html">Home 1</a>
<ul>
<li><a href="subsubhome1.html">Sub Home</a></li>
</ul>
</li>
<li><a href="subhome2.html">Home 2</a></li>
<li><a href="subhome3.html">Home 3</a></li>
</ul>
</li>
</ul>
</nav>
我的 JQuery:
content = [];
$('nav > ul').find('li').each( function () {
pages = {};
function menu() {
pages['pagelink'] = $(this).children('a').attr('href');
pages['pagename'] = $(this).children('a').text();
var submenucheck = $(this).children('ul').length;
if(submenucheck){
pages['submenu'] = [];
menu();
}
else{
pages['submenu'] = "NULL";
}
contents.push(pages);
}menu();
});
我希望数据格式是这样的:
{
"pages": [
{
"pagelink": "index.html",
"pagename": "Home",
"submenu": [
{
"pagelink": "subhome1.html",
"pagename": "Home 1",
"submenu": [
{
"pagelink": "subsubhome1.html",
"pagename": "Sub Home",
"submenu": "NULL"
}
]
},
{
"pagelink": "subhome2.html",
"pagename": "Home 2",
"submenu": "NULL"
},
{
"pagelink": "subhome3.html",
"pagename": "Home 3",
"submenu": "NULL"
}
]
}
]
}
请帮助我实现这一目标。
最佳答案
试试这个
var results = { };
function getData(ul) {
var data = []
ul.children('li').each(function() {
var li = $(this),
subData = {},
a = li.children('a'),
child = li.children('ul');
subData['pagelink'] = a.attr('href');
subData['pagename'] = a.text();
if(child.length)
subData['submenu'] = getData(child);
data.push(subData);
})
return data;
}
results.pages = getData($('nav > ul'));
console.log(results);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<nav id="nav">
<ul class="header-top-nav">
<li>
<a href="index.html">Home</a>
<ul>
<li><a href="subhome1.html">Home 1</a>
<ul>
<li><a href="subsubhome1.html">Sub Home</a></li>
</ul>
</li>
<li><a href="subhome2.html">Home 2</a></li>
<li><a href="subhome3.html">Home 3</a></li>
</ul>
</li>
</ul>
</nav>
关于javascript - 如何通过子节点递归并输出为json?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/38959176/