vue.js如何实现简单计时器功能

发布时间：2021-08-06 13:42:29 阅读：127 作者：小新栏目：开发技术

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这篇文章将为大家详细讲解有关vue.js如何实现简单计时器功能，小编觉得挺实用的，因此分享给大家做个参考，希望大家阅读完这篇文章后可以有所收获。

具体内容如下

<!DOCTYPE html>
<html lang="en">
<head>
  <title>抬腿计数器</title>
  <script src="/static/vue/vue.js"></script>
  <script src="/static/vue/index.js"></script>
  <script src="/static/vue/vue-resource.min.js"></script>
  <link rel="stylesheet" href="/static/vue/index.css" >
</head>
<style type="text/css">
  .el-container {
    margin:100px 30px 30px 30px ;
    height:1800px;
    background-color: #B3C0D1;
  }
  .el-button{
    height:1800px;
    width:100%;
    font-size:300px;
  }
</style>
<body>
  <div id="app">
    <el-container>
      <el-button type="primary" :disabled="!canclick" @click="add">
        {{ num }} <el-divider></el-divider> {{ content }}
      </el-button>
    </el-container>
    <video ref="notify">
      <source src="countdown.m4a" />
    </video>
  </div>
  <script>
    new Vue({
      el: '#app',
      data: function () {
        return {
          num:0,
          canclick:true,
          content:"计数器",
          count:10
        }
      },
      mounted(){
        this.getnum() //获取所有选择项
      },
      methods:{
        getnum:function(){
          this.$http.get('/api/count/count.php').then(function(res){
            this.num=res.data 
          },function(){
            console.log('请求失败处理')
          });
        },
        add:function(){
          this.canclick=false
          this.$refs.notify.play()
          this.content=this.count+'s后结束'
          let clock=setInterval(()=>{
            this.count--
            this.content=this.count+'s后结束'
            if(this.count==0){
              this.content="计数器"
              clearInterval(clock)
              this.canclick=true
              this.count=10
            }
          },850);
          this.$http.get('/api/count/add.php?num='+this.num).then(function(res){
            this.num=res.data
          },function(){
            console.log('请求失败处理')
          });
        }
      }
    })
  </script>
</body>
</html>