how to make <li> add css class active after refreshing page?导航栏在点击按钮刷新页面之后，给点击的按钮增加class-active
$(document).ready(function () {
$("li").click(function () {
var id = $(this).attr("id");
$('#' + id).siblings().find(".active").removeClass("active");
// ^ you forgot this
$('#' + id).addClass("active");
localStorage.setItem("selectedolditem", id);
});
var selectedolditem = localStorage.getItem('selectedolditem');
if (selectedolditem != null) {
$('#' + selectedolditem).siblings().find(".active").removeClass("active");
// ^ you forgot this
$('#' + selectedolditem).addClass("active");
}
});