获取最近一周，最近一月，最近一年

最新推荐文章于 2024-09-13 17:26:57 发布

沙滩上的一颗石头

最新推荐文章于 2024-09-13 17:26:57 发布

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文章标签： javascript vue.js typescript

本文链接：https://blog.youkuaiyun.com/weixin_42388872/article/details/125280499

版权

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>周月年</title>
</head>
<body>
    <script>
        // ;防止跟其他js压缩时报错
        ;(function(){
            'use strict'
           function getAllDay() {
             this.Date = new Date()
             // 年
             this.year = this.Date.getFullYear()
             // 月
             this.month = this.Date.getMonth() + 1
             // 日
             this.date = this.Date.getDate()
             // 周所在的第几天
             this.day = this.Date.getDay()
           }
           getAllDay.prototype= {
             getDay: function(start, end) {
                let startTime = new Date(start).getTime()
                const endTime = new Date(end).getTime()
                const array = []
                while(startTime<endTime){
                    array.push(this.dateFormat(new Date(startTime)))
                    startTime = startTime + (24 * 60 * 60 * 1000)
                }
                return array
             },
             dateFormat: function(date) {
                const newDate = new Date(date)
                const year = newDate.getFullYear()
                let month = newDate.getMonth() + 1
                let dates = newDate.getDate()
                if(month < 10) month = '0' + month
                if(dates < 10) dates = '0' + dates
                return year + '-' + month + '-' + dates
             },
             weeks: function() {
                //获取最近一周的日期
                // 1.先获取开始日期
                const startDay = new Date(this.year, this.month - 1, this.date - 7)
                // 2.结束日期
                const endDay = new Date()
                return this.getDay(startDay, endDay)
             },
             months: function() {
                // 1.先获取开始日期
                const startDay = new Date(this.year, this.month - 2, this.date)
                // 2.结束日期
                const endDay = new Date()
                return this.getDay(startDay, endDay)
             },
             years: function() {
                // 1.先获取开始日期
                const startDay = new Date(this.year-1, this.month - 1, this.date)
                // 2.结束日期
                const endDay = new Date()
                return this.getDay(startDay, endDay)
             }
           }
            const tg = new getAllDay();
            console.log(tg.weeks());
            console.log(tg.weeks());
            console.log(tg.years());
        })()
        
    </script>
</body>
</html>