Vue的实时时间转换Demo

时间：2022-09-16 23:07:16

Vue的实时时间转换Demo

time.html:

<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">

    <title>时间转换指令</title>

</head>

<body>

<div id="app" v-cloak>

    <div v-time="timeNow"></div>

    <div v-time="timeBefore"></div>

</div>

<script src="../js/vue.js"></script>

<script src="./time.js"></script>

<script src="./index.js"></script>

</body>

</html>

index.js

var app = new Vue({

    el:'#app',

    data:{

        timeNow:(new Date()).getTime(),

        timeBefore:1488930695721

    }

});

time.js

var time= {

    //获取当前时间戳

    getUnix: function () {

        var data = new Date();

        return data.getTime();

    },

    //获取今天0点0分0秒的时间戳

    getTodayUnix: function () {

        var data = new Date();

        data.setHours(0);

        data.setMinutes(0);

        data.setSeconds(0);

        data.setMilliseconds(0);

        return data.getTime();

    },

    //获取今年1月1日0点0分0秒的时间戳

    getYearUnix: function () {

        var data = new Date();

        data.setMonth(0);

        data.setDate(1);

        data.setHours(0);

        data.setMinutes(0);

        data.setSeconds(0);

        data.setMilliseconds(0);//毫秒

        return data.getTime();

    },

    //获取标准的年月日

    getLastDate: function (time) {

        var date = new Date(time);

        var month = date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1;

        var day = date.getDate() < 10 ? '0' + date.getDate() : date.getDate();

        return date.getFullYear() + '-' + month + "-" + day;

    },

    //转换时间

    getFormatTime: function (timestamp) {

        var now = this.getUnix();

        var today = this.getTodayUnix();

        var year = this.getYearUnix();

        var timer = (now - timestamp) / 1000;//把时间戳改为秒级

        var tip = '';

        if (timer <= 0) {

            tip = '刚刚';

        } else if (Math.floor(timer / 60) <= 0) {

            tip = '刚刚';

        } else if (timer < 3600) {

            tip = Math.floor(timer / 60) + '分钟前';

        } else if (timer >= 3600 && (timestamp - today >= 0)) {

            tip = Math.floor(timer / 3600) + '小时前';

        } else if (timer / 86400 <= 31) {

            tip = Math.ceil(timer / 86400) + '天前';

        } else {

            tip = this.getLastDate(timestamp);

        }

        return tip;

    }

}

Vue.directive('time',{

    bind:function (el,binding) {

        el.innerHTML = time.getFormatTime(binding.value);

        el._timeout_ = setInterval(function () {

            el.innerHTML = time.getFormatTime(binding.value);

        },60000);

    },

    unbind:function(el){

        clearInterval(el._timeout_);

        delete el._timeout_;

    }

})

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