//管理页面栈 let pageStack; //初始化 $(function () { //从 localStorage 初始化页面栈 try { pageStack = localStorage.getItem('pageStack').split(";"); } catch (e) { pageStack = []; } //获取刷新前或上一页面的Url let preUrl = localStorage.getItem('PreUrl') || ""; if (preUrl != location.href) { //首先判断当前页面是否包含 返回按钮 let btnBackCount = $("#btnBackToPre").length; if (btnBackCount > 0) { //存在返回按钮,将页面入栈 pageStack.push(preUrl); localStorage.setItem('pageStack', pageStack.join(';')); } else { //清空页面栈 localStorage.removeItem('pageStack'); pageStack = []; } } }) /** * 从页面栈返回 * */ function backFromPageStack() { //处理页面栈 let backUrl = pageStack.pop(); localStorage.setItem('pageStack', pageStack.join(';')); //返回目标页面 top.window.location.href = backUrl.replace('#', ''); //阻止继续冒泡 window.event.returnValue = false; } /** * 从页面栈返回 * */ $("#btnBackToPre").click(backFromPageStack);