我如何从中找到课程
<div class="sidebar-toggle sidebar-collapse" id="sidebar-collapse">
<i class="ace-icon fa fa-angle-double-right" data-icon2="ace-icon fa fa-angle-double-right" data-icon1="ace-icon fa fa-angle-double-left"></i>
</div>
我想找到
ace-icon fa fa-angle-double-right
我已经试过了
var sidebar_collapse = document.getElementById("sidebar-collapse");
$(sidebar_collapse).on('click', function () {
var angel_double_right = $(sidebar_collapse).find('.ace-icon fa fa-angle-double-right');
if (angel_double_right) {
alert("yeah has class");
$(ticksign).css('display', 'none');
}
});
但是没有用。每次都会提醒
最佳答案
访问孩子,然后获取类名:
document.write(JSON.stringify(document.getElementById("sidebar-collapse").children[0].className));
<div class="sidebar-toggle sidebar-collapse" id="sidebar-collapse">
<i class="ace-icon fa fa-angle-double-right" data-icon2="ace-icon fa fa-angle-double-right" data-icon1="ace-icon fa fa-angle-double-left"></i>
</div>
关于javascript - 查找类(class)名称,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/29910465/