试图检查对象是否有类。似乎很简单,但我无法让它工作。这里是我的代码:jQuery:检查对象是否有类
的Javascript
$('ul.nav li').click(function(){
if $(this).hasClass('selected') {
alert('This is selected!');
}
else {
alert('This is not selected!');
}
});
$('ul.nav li:first-child').addClass('selected');
HTML
<ul class="nav">
<li>Who we work for</li>
<li>Articles and interviews</li>
<li>Job openings</li>
<li>What the #%[email protected] is Post Typography?</li>
</ul>
<ul class="content">
<li>This is who we work for.</li>
<li>These are articles and interviews.</li>
<li>These are our job openings.</li>
<li>This is some info about Post Typography.</li>
</ul>
什么是不工作? – CambridgeMike
你是否需要围绕'if'条件的括号? – CambridgeMike