php倒计时
< form name = "form1" > < div align = "center" align = "center" > < center >离2010年还有:< br > < input type = "textarea" name = "left" size = "35" style = "text-align: center" > </ center > </ div > </ form > < script LANGUAGE = "javascript" > startclock() var timerID = null; var timerRunning = false; function showtime() { Today = new Date(); var NowHour = Today.getHours(); var NowMinute = Today.getMinutes(); var NowMonth = Today.getMonth(); var NowDate = Today.getDate(); var NowYear = Today.getYear(); var NowSecond = Today.getSeconds(); if (NowYear < 2000 ) NowYear = 1900 +NowYear; Today = null ; Hourleft = 23 - NowHour Minuteleft = 59 - NowMinute Secondleft = 59 - NowSecond Yearleft = 2009 - NowYear Monthleft = 12 - NowMonth - 1 Dateleft = 31 - NowDate if (Secondleft<0) { Secondleft = 60 +Secondleft; Minuteleft =Minuteleft-1; } if (Minuteleft<0) { Minuteleft = 60 +Minuteleft; Hourleft =Hourleft-1; } if (Hourleft<0) { Hourleft = 24 +Hourleft; Dateleft =Dateleft-1; } if (Dateleft<0) { Dateleft = 31 +Dateleft; Monthleft =Monthleft-1; } if (Monthleft<0) { Monthleft = 12 +Monthleft; Yearleft =Yearleft-1; } Temp = Yearleft +'年, '+Monthleft+'月, '+Dateleft+'天, '+Hourleft+'小时, '+Minuteleft+'分, '+Secondleft+'秒' document.form1.left.value = Temp ; timerID = setTimeout ("showtime()",1000); timerRunning = true ; } var timerID = null ; var timerRunning = false ; function stopclock () { if(timerRunning) clearTimeout(timerID); timerRunning = false ; } function startclock () { stopclock(); showtime(); } // --> </ script > |
第二种:某某运动会
HTML代码:
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<!--倒计时Javascript begin--> < script language = "JavaScript" > <!-- function DigitalTime1() { var deadline= new Date("08/13/2007") //开幕倒计时 var symbol="8月13日" var now = new Date() var diff = -480 - now.getTimezoneOffset() //是北京时间和当地时间的时间差 var leave = (deadline.getTime() - now.getTime()) + diff*60000 var day = Math.floor(leave / (1000 * 60 * 60 * 24)) var hour = Math.floor(leave / (1000*3600)) - (day * 24) var minute = Math.floor(leave / (1000*60)) - (day * 24 *60) - (hour * 60) var second = Math.floor(leave / (1000)) - (day * 24 *60*60) - (hour * 60 * 60) - (minute*60) var deadline_2= new Date("08/13/2004") //开幕后计时 var symbol_2="8月13日" var now_2 = new Date() var diff_2 = -480 - now.getTimezoneOffset() //是北京时间和当地时间的时间差 var leave_2 = (now_2.getTime() - deadline_2.getTime()) + diff_2*60000 var day_2 = Math.floor(leave_2 / (1000 * 60 * 60 * 24)) var hour_2 = Math.floor(leave_2 / (1000*3600)) - (day_2 * 24) var minute_2 = Math.floor(leave_2 / (1000*60)) - (day_2 * 24 *60) - (hour_2 * 60) var second_2 = Math.floor(leave_2 / (1000)) - (day_2 * 24 *60*60) - (hour_2 * 60 * 60) - (minute_2*60) day=day+1; day_2=day_2+1; if (day>0) //还未开幕 { //LiveClock1.innerHTML = "现在"+symbol+"天" LiveClock1.innerHTML = "<font setTimeout("DigitalTime1()",1000) } if (day<0) //已经开幕 { //LiveClock1.innerHTML = "现在离"+symbol+"还有"+day+"天"+hour+"小时"+minute+"分"+second +"秒" LiveClock1.innerHTML = "<font setTimeout("DigitalTime1()",1000) } if (day==0) //正在开幕 { //LiveClock1.innerHTML = "现在"+symbol+"天" LiveClock1.innerHTML = "<font setTimeout("DigitalTime1()",1000) } if (day<0 & day_2>19) //某某运动会结束 { //LiveClock1.innerHTML = "现在离"+symbol+"还有"+day+"天"+hour+"小时"+minute+"分"+second +"秒" LiveClock1.innerHTML = "<font setTimeout("DigitalTime1()",1000) } } // --> </ script > <!--倒计时Javascript end--> < body onload = DigitalTime1 ()> < div id = LiveClock1 ></ div > </ body > |
第三种:小时倒计时
HTML代码:
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< SCRIPT LANGUAGE = "JavaScript" > <!-- var maxtime = 60*60 //一个小时,按秒计算,自己调整! function CountDown(){ if(maxtime>=0){ minutes = Math.floor(maxtime/60); seconds = Math.floor(maxtime%60); msg = "距离结束还有"+minutes+"分"+seconds+"秒"; document.all["timer"].innerHTML=msg; if(maxtime == 5*60) alert('注意,还有5分钟!'); --maxtime; } else{ clearInterval(timer); alert("时间到,结束!"); } } timer = setInterval("CountDown()",1000); //--> </ SCRIPT > < div id = "timer" style = "color:red" ></ div > |
第四种:最简倒计时
HTML代码:
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< Script Language = "JavaScript" > <!-- Begin var timedate= new Date("January 14,2006"); var times="研究生考试"; var now = new Date(); var date = timedate.getTime() - now.getTime(); var time = Math.floor(date / (1000 * 60 * 60 * 24)); if (time >= 0) ; document.write("<li><font color=#DEDBDE>现在离2006年"+times+"还有: <font color=#ffffff><b>"+time +"</b></font> 天</font></li>"); // End --> </ Script > |
第五种:最简倒计时二
HTML代码:
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< script language = "JavaScript" type = "text/javascript" > function djs(){ var urodz= new Date("11/12/2008"); var now = new Date(); var num var ile = urodz.getTime() - now.getTime(); var dni = Math.floor(ile / (1000 * 60 * 60 * 24)); if (dni >1) num=dni+1 else if (dni == 1) num=2 else if (dni == 0) num=1 else num=0 document.write(num) } </ script > |
距某某开幕式还有 [<script language="JavaScript" type="text/javascript">djs()</script>] 天
第六种:Javascript倒计时器 - 采用系统时间自校验
这次利用系统时间自校验倒计时, 无需手工调校使得倒计时更为精确, 代码及详细注释如下:
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< span id = "clock" >00:01:11:00</ span > < input id = "startB" type = "button" value = "start countdown!" onclick = "run()" > < input id = "endB" type = "button" value = "stop countdown!" onclick = "stop()" > < br > < input id = "diff" type = "text" > < input id = "next" type = "text" > < script language = "Javascript" > /* This notice must be untouched at all times. countdown.js v. 1.0 The latest version is available at Copyright (c) 2004 Xinyi.Chen. All rights reserved. Created 7/30/2004 by Xinyi.Chen. E-Mail: chenxinyi1978@hotmail.com Last modified: 7/30/2004 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; See the GNU General Public License at http://www.gnu.org/copyleft/gpl.html for more details. */ var normalelapse = 100; var nextelapse = normalelapse; var counter; var startTime; var start = clock.innerText; var finish = "00:00:00:00"; var timer = null; // 开始运行 function run() { startB.disabled = true; endB.disabled = false; counter = 0; // 初始化开始时间 startTime = new Date().valueOf(); // nextelapse是定时时间, 初始时为100毫秒 // 注意setInterval函数: 时间逝去nextelapse(毫秒)后, onTimer才开始执行 timer = window.setInterval("onTimer()", nextelapse); } // 停止运行 function stop() { startB.disabled = false; endB.disabled = true; window.clearTimeout(timer); } window.onload = function() { endB.disabled = true; } // 倒计时函数 function onTimer() { if (start == finish) { window.clearInterval(timer); alert("time is up!"); return; } var hms = new String(start).split(":"); var ms = new Number(hms[3]); var s = new Number(hms[2]); var m = new Number(hms[1]); var h = new Number(hms[0]); ms -= 10; if (ms < 0 ) { ms = 90 ; s - = 1 ; if (s < 0) { s = 59 ; m - = 1 ; } if (m < 0) { m = 59 ; h - = 1 ; } } var ms = ms < 10 ? ("0" + ms) : ms; var ss = s < 10 ? ("0" + s) : s; var sm = m < 10 ? ("0" + m) : m; var sh = h < 10 ? ("0" + h) : h; start = sh + ":" + sm + ":" + ss + ":" + ms; clock.innerText = start ; // 清除上一次的定时器 window.clearInterval(timer); // 自校验系统时间得到时间差, 并由此得到下次所启动的新定时器的时间nextelapse counter++; var counterSecs = counter * 100; var elapseSecs = new Date().valueOf() - startTime; var diffSecs = counterSecs - elapseSecs; nextelapse = normalelapse + diffSecs; diff.value = counterSecs + "-" + elapseSecs + "=" + diffSecs; next.value = "nextelapse = " + nextelapse; if (nextelapse < 0) nextelapse = 0 ; // 启动新的定时器 timer = window .setInterval("onTimer()", nextelapse); } </script> |
附加一个完整的倒计时和时间 复制即可使用 运行的结果分别是:
天 小时 分 秒 2013年01月22日 15:44:23 星期二
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< html > < head > < title >倒计时测试</ title > < script src = "http://event.wushuangol.com/ShopClothes/Scripts/jquery-1.4.4.min.js" type = "text/javascript" ></ script > < script language = "JavaScript" > $(document).ready(function () { <!-- 时间必须启动 --> clockon(); }); function clockon() { var now = new Date(); var year = now.getFullYear(); //getFullYear getYear var month = now.getMonth(); var date = now.getDate(); var day = now.getDay(); var hour = now.getHours(); var minu = now.getMinutes(); var sec = now.getSeconds(); var week; month = month + 1; if (month < 10 ) month = "0" + month; if (date < 10) date = "0" + date; if (hour < 10) hour = "0" + hour; if (minu < 10) minu = "0" + minu; if (sec < 10) sec = "0" + sec; var arr_week = new Array("星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"); week = arr_week [day]; var time = "" ; time = year + "年" + month + "月" + date + "日" + " " + hour + ":" + minu + ":" + sec + " " + week; $("#bgclock").html(time); var timer = setTimeout ("clockon()", 200); } <!-- 隐藏脚本从旧的浏览器 var DifferHour = -1 var DifferMinute = -1 var DifferSecond = -1 var Tday1 = new Date("Feb 11, 2013 00:00:00") //**倒计时时间-注意格式 var daysms = 24 * 60 * 60 * 1000 var hoursms = 60 * 60 * 1000 var Secondms = 60 * 1000 var microsecond = 1000 function clock() { var time = new Date() var hour = time.getHours() var minute = time.getMinutes() var second = time.getSeconds() var timevalue = ""+((hour > 12) ? hour-12:hour) timevalue +=((minute < 10) ? ":0":":")+minute timevalue +=((second < 10) ? ":0":":")+second timevalue +=((hour >12 ) ? " PM":" AM") var convertHour = DifferHour var convertMinute = DifferMinute var convertSecond = DifferSecond var Diffms = Tday1.getTime() - time.getTime() DifferHour = Math.floor(Diffms / daysms) Diffms -= DifferHour * daysms DifferMinute = Math.floor(Diffms / hoursms) Diffms -= DifferMinute * hoursms DifferSecond = Math.floor(Diffms / Secondms) Diffms -= DifferSecond * Secondms var dSecs = Math.floor(Diffms / microsecond) if(convertHour != DifferHour) document.formnow.dd.value=DifferHour if(convertMinute != DifferMinute) document.formnow.hh.value=DifferMinute if(convertSecond != DifferSecond) document.formnow.mm.value=DifferSecond document.formnow.ss.value=dSecs document.formnow.ss.value=dSecs // document.formnow.Tnow.value= DifferHour DifferMinute + DifferSecond + dSecs setTimeout("clock()",1000) } // 隐藏--> </ script > </ head > < body onload = "clock();return true" > <!--显示出内容--> < form name = "formnow" > < input name = "dd" type = "text" style = "border:0;" size = 2 > 天 < input name = "hh" type = "text" style = "border:0;" size = 2 > 小时 < input name = "mm" type = "text" style = "border:0;" size = 2 > 分 < input name = "ss" type = "text" style = "border:0;" size = 2 > 秒 < span id = "bgclock" style = "float:right;padding-right:10px; padding-top:2px;text=" red""></ span > </ form > <!--倒计时完毕啦--> </ body > </ html > |
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