代码如下  无css

　

export default {  name:'trans',  data:function(){    return{      time:5,      show:false,      CountDown:true,    }  },  methods:{    submit(){      alert("注册成功");    },    Time(){      let t =setInterval(()=>{        this.time--;        if(this.time==0){          clearInterval(t);          this.show=true;          this.CountDown=false;          this.tttime=5;        }      },1000)    },    TTTime(){      this.time=5      this.show=false;      this.CountDown=true;      let t=setInterval(()=>{        this.time--;        if(this.time==0){          clearInterval(t);          this.show=true;          this.CountDown=false;        }      },1000)    }  },  mounted() {    this.$refs.a1.focus();    this.Time();  },}