Javascript 短信60秒倒计时

在使用手机号注册网站的时候，需要发送短信验证码，如果不限制多长时间二次发送，那问题就大了,邪恶的用户就大量点击发送短信验证，今天分享一个js短信60秒倒计时效果，希望对大家学习有所帮助。

<!DOCTYPE html>
<html>
<head>
<Meta charset="utf-8">
<Meta name="keywords" content="" />
<Meta name="description" content="" />
<Meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<Meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
<Meta name="format-detection" content="telephone=no, email=no"/>
<title>js短信60秒倒计时_chenxinming</title>
</head>
<body>
<div class="container-fluid pc">

  <section>
  <button id="btn" style="width:100px;">发送</button>
  </section>

</div><!-- container-fluid -->
<script type="text/javascript">
    var timeCountDown= {
       node:null,       count:60,       start:function(){
          //console.log(this.count);
          if(this.count > 0){
             this.node.innerHTML = this.count--+"秒重新发送";
             var _this = this;
             setTimeout(function(){
                 _this.start();
             },1000);
          }else{
             this.node.removeAttribute("disabled");
             this.node.innerHTML = "再次发送";
             this.count = 60;
          }
       },       //初始化
       init:function(node){
          this.node = node;
          this.node.setAttribute("disabled",true);
          this.start();
       }
    };
    var btn = document.getElementById("btn");
    btn.onclick = function(){
       alert("发送成功...");
       timeCountDown.init(btn);
    };
</script>
</body>
</html>

Javascript 短信60秒倒计时

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