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我正在使用Bootstrap手风琴来显示/隐藏内容,使用下面的代码。 javascript代码将活动类应用于面板标题,以将背景颜色更改为绿色,并使用白色字体。这工作正常,但我需要的.question span类也可以改变字体颜色,当面板标题被点击。我已经试过针对.question类来添加活动类,但它没有影响?Bootstrap Acccordion上的活动状态点击
HTML
<div class="panel panel-default">
<div class="panel-heading">
<h4 class="panel-title">
<a class="accordion-toggle collapsed" data-toggle="collapse" data-parent="#accordion" href="#collapse1">
<span class="question">Q:</span>First Question</a></h4></div>
<div id="collapse1" class="panel-collapse collapse">
<div class="panel-body">
<span class="answer">A:</span> Text </div>
</div>
</div>
<div class="panel panel-default">
<div class="panel-heading">
<h4 class="panel-title">
<a class="accordion-toggle collapsed" data-toggle="collapse" data-parent="#accordion" href="#collapse2">
<span class="question">Q:</span>Second Question</a></h4></div>
<div id="collapse2" class="panel-collapse collapse">
<div class="panel-body">
<span class="answer">A:</span> Text</div>
</div>
</div>
JS
$('.panel-heading').click(function() {
$('.panel-heading').removeClass('active');
$(this).addClass('active');
$('.question').removeClass('active');
$(this).addClass('active');
});
CSS
.active {
background-color: green!important;
color: white!important;
}
.question {
color: blue
}