<template>
 <div>剩余支付时间：{{count}}</div>
</template>
<script>
export default {
    data() {
        return {
            count: '', //倒计时
            seconds: 864000 // 10天的秒数
        }
    },
    mounted() {
        this.Time() //调用定时器
    },
    methods: {
        // 天 时 分 秒 格式化函数
        countDown() {
            let d = parseint(this.seconds / (24 * 60 * 60))
            d = d < 10 &#63; "0" + d : d
            let h = parseInt(this.seconds / (60 * 60) % 24);
            h = h < 10 ? "0" + h : h
            let m = parseInt(this.seconds / 60 % 60);
            m = m < 10 ? "0" + m : m
            let s = parseInt(this.seconds % 60);
            s = s < 10 ? "0" + s : s
            this.count = d + '天' + h + '时' + m + '分' + s + '秒'
        },
        //定时器没过1秒参数减1
        Time() {
            setInterval(() => {
                this.seconds -= 1
                this.countDown()
            }, 1000)
        },
    }
}
</script>

countTime: function () {
        //获取当前时间
        VAR date = new Date();
        var now = date.getTime();
        //设置截止时间
        var endDate = new Date("2018-10-22 23:23:23");
        var end = endDate.getTime();
        //时间差
        var leftTime = end - now;
        //定义变量 d,h,m,s保存倒计时的时间
        if (leftTime >= 0) {
                    d = Math.floor(leftTime / 1000 / 60 / 60 / 24);
                    this.h = Math.floor(leftTime / 1000 / 60 / 60 % 24);
                    this.m = Math.floor(leftTime / 1000 / 60 % 60);
                    this.s = Math.floor(leftTime / 1000 % 60);
         }
          console.LOG(this.s);
          //递归每秒调用countTime方法，显示动态时间效果
            setTimeout(this.countTime, 1000);
 }