在几秒内跳转页面

 

  <body>
    <button>跳转</button>
    <div></div>
  </body>
  <script>
    var btn = document.querySelector("button");
    var div = document.querySelector("div");
    btn.addEventListener("click", function () {
      location.href = "http://www.itcast.cn";
    });
    var timer = 5;
    setIntervalInterval(function () {
      if (timer == 0) {
        location.href = "http://www.itcast.cn";
      } else {
        div.innerHTML = "您将在" + timer + "秒钟之后跳转";
        timer--;
      }
    }, 1000); //疫苗后跳转
  </script>

 

posted @ 2022-04-18 13:22  罗砂  阅读(29)  评论(0)    收藏  举报