Vue -- filters 过滤器、倒计时效果

局部过滤器

时间、***号

<div id="wrapper" class="wrapper" style="display: none;"></div>
var mainVM = new Vue({
        el: '#wrapper',
        data: {
             timer: null, // 计时器
             times: '<span>0</span>天<span>00</span>时<span>0</span>分'
        },
        filters: {
            hidename: function (value) {
                 if (!value) return ''
                 value = value.replace(/(^\s+)|(\s+$)/g, "");
                var str = value.slice(1,12);
                 var s = '';
               for(var i=0;i<str.length;i++){s += '*';}
              return value.charAt(0) + s
           },
            formatDate(timestamp) {
                if (!timestamp) return;
                var date = new Date(timestamp * 1000);
                var M = (date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1);
                var D = (date.getDate() < 10 ? '0' + date.getDate() : date.getDate());
                return M + "." + D;
            },
            formatDateChina(timestamp) {
                if (!timestamp) return;
                var date = new Date(timestamp * 1000);
                var M = (date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1);
                var D = (date.getDate() < 10 ? '0' + date.getDate() : date.getDate());
                return M + "月" + D + "日";
            },
        },
        mounted() {
            document.getElementById('wrapper').style.display = 'block';
        },
        created() {
            this.getDetail();
        },
        methods: {
            GetQueryString(name) {
                var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
                var r = window.location.search.substr(1).match(reg);
                if (r != null) return unescape(r[2]);
                return null;
            },
            timeDown() {  // 倒计时
                clearInterval(this.timer);
                var starttime = this.initActiveMsgObj.start_time;
                var nowDate = Math.round(new Date() / 1000); // 当前时间
                var endtime = this.initActiveMsgObj.end_time;
                // endtime = Math.round(new Date('2019/7/10 14:56:00') / 1000); + 60;
                if(endtime < nowDate){return}
                var totalSeconds = parseInt((endtime - nowDate)); // 相差的总秒数
                //天数
                var days = Math.floor(totalSeconds / (60 * 60 * 24));
                //取模（余数）
                var modulo = totalSeconds % (60 * 60 * 24);
                //小时数
                var hours = Math.floor(modulo / (60 * 60));
                hours = hours < 10 ? ('0' + hours) : hours;
                modulo = modulo % (60 * 60);
                //分钟
                var minutes = Math.floor(modulo / 60);
                minutes = minutes < 10 ? '0' + minutes : minutes;
                // console.log(minutes)
                //秒
                // var seconds = modulo % 60;
                // console.log(seconds);
                //输出到页面
                this.times = '<span>'+ days +'</span>天<span>'+ hours +'</span>时<span>'+ minutes +'</span>分';
                // console.log(days + "天" + hours + "时" + minutes + "分");
                if(totalSeconds <= 0){
                    clearInterval(this.timer);
                }else{
                    this.timer = setInterval(this.timeDown, 1000);
                }
            },
        }
    })<div id="wrapper" class="w