<分区>
我有一个嵌套的 ul/li 列表
<ul>
<li>first</li>
<li>second
<ul>
<li>Third</li>
</ul>
</li>
... and so on
我在互联网上发现这个 JQuery 可以用作灵感,但是如何在页面重新加载后让我展开的一个项目保持打开状态?
<script type="text/javascript">
$(document).ready(function() {
$('div#sideNav li li > ul').hide(); //hide all nested ul's
$('div#sideNav li > ul li a[class=current]').parents('ul').show().prev('a').addClass('accordionExpanded'); //show the ul if it has a current link in it (current page/section should be shown expanded)
$('div#sideNav li:has(ul)').addClass('accordion'); //so we can style plus/minus icons
$('div#sideNav li:has(ul) > a').click(function() {
$(this).toggleClass('accordionExpanded'); //for CSS bgimage, but only on first a (sub li>a's don't need the class)
$(this).next('ul').slideToggle('fast');
$(this).parent().siblings('li').children('ul:visible').slideUp('fast')
.parent('li').find('a').removeClass('accordionExpanded');
return true;
});
});
</script>