【JS】网站运行时间

落日映苍穹つ 2023-07-21 08:36 5阅读 0赞

<span id="sitetime"></span>
            <script language=javascript>
                function siteTime(){
                window.setTimeout("siteTime()", 1000);
                var seconds = 1000
                var minutes = seconds * 60
                var hours = minutes * 60
                var days = hours * 24
                var years = days * 365
                var today = new Date()
                var todayYear = today.getFullYear()
                var todayMonth = today.getMonth()
                var todayDate = today.getDate()
                var todayHour = today.getHours()
                var todayMinute = today.getMinutes()
                var todaySecond = today.getSeconds()
                /* Date.UTC() -- 返回date对象距世界标准时间(UTC)1970年1月1日午夜之间的毫秒数(时间戳) 
                year - 作为date对象的年份，为4位年份值
                month - 0-11之间的整数，做为date对象的月份
                day - 1-31之间的整数，做为date对象的天数
                hours - 0(午夜24点)-23之间的整数，做为date对象的小时数
                minutes - 0-59之间的整数，做为date对象的分钟数
                seconds - 0-59之间的整数，做为date对象的秒数
                microseconds - 0-999之间的整数，做为date对象的毫秒数 */
                var t1 = Date.UTC(2017,2,11,00,00,00)
                var t2 = Date.UTC(todayYear,todayMonth,todayDate,todayHour,todayMinute,todaySecond)
                var diff = t2-t1
                var diffYears = Math.floor(diff/years)
                var diffDays = Math.floor((diff/days)-diffYears*365)
                var diffHours = Math.floor((diff-(diffYears*365+diffDays)*days)/hours)
                var diffMinutes = Math.floor((diff-(diffYears*365+diffDays)*days-diffHours*hours)/minutes)
                var diffSeconds = Math.floor((diff-(diffYears*365+diffDays)*days-diffHours*hours-diffMinutes*minutes)/seconds)
                /* document.getElementById("sitetime").innerHTML=" 已运行"+diffYears+" 年 "+diffDays+" 天 "+diffHours+" 小时 "+diffMinutes+" 分钟 "+diffSeconds+" 秒" */
                document.getElementById("sitetime").innerHTML=" 很努力地存活了 "+(diffYears*365+diffDays)+" 天 "+diffHours+" 小时 "+diffMinutes+" 分钟 "+diffSeconds+" 秒"
                }
                siteTime()
                </script>