- A+
所属分类：Web前端
代码实现：
<body></body>内容：
<body> <div></div> <script> var div = document.querySelector('div'); var timer = 5; fn(); setInterval(fn, 1000); function fn() { if (timer == 0) { location.href = 'https://www.cnblogs.com/jacklzx/'; } else { div.innerHTML = timer + '秒钟之后跳转到首页'; timer--; } } </script> </body> 
