如何在JSP中编写倒计时代码？

Question

如何在JSP页面中实现一个计时器，当点击开始时它会倒计时，当时间到时弹出一条消息？

Answer 1

您可以使用 setTimeout javascript 函数：

window.setTimeout(function() {
    // 5 seconds after the page is loaded show an alert:
    alert('5 seconds have passed since the page was loaded');
}, 5000);