用js寫(xiě)倒計(jì)時(shí)~但規(guī)定要用以下代碼~求助

SCRIPT LANGUAGE="JavaScript"

在大安等地區(qū)，都構(gòu)建了全面的區(qū)域性戰(zhàn)略布局，加強(qiáng)發(fā)展的系統(tǒng)性、市場(chǎng)前瞻性、產(chǎn)品創(chuàng)新能力，以專(zhuān)注、極致的服務(wù)理念，為客戶(hù)提供網(wǎng)站設(shè)計(jì)、成都網(wǎng)站設(shè)計(jì) 網(wǎng)站設(shè)計(jì)制作按需策劃,公司網(wǎng)站建設(shè),企業(yè)網(wǎng)站建設(shè),品牌網(wǎng)站設(shè)計(jì),營(yíng)銷(xiāo)型網(wǎng)站建設(shè),外貿(mào)網(wǎng)站建設(shè),大安網(wǎng)站建設(shè)費(fèi)用合理。

!--

var maxtime = 60*60;//60*60 //一個(gè)小時(shí)，按秒計(jì)算，自己調(diào)整!

function CountDown(){

if(maxtime=0){

//minutes = Math.floor(maxtime/60);

seconds = Math.floor(maxtime%60);

//msg = "距離結(jié)束還有"+minutes+"分"+seconds+"秒";

msg = "距離結(jié)束還有"+seconds+"秒";

document.all["timer"].innerHTML=msg;

if(maxtime == 5*60){

alert('注意，還有5分鐘!');

}

--maxtime;

}else{

clearInterval(timer);

//alert("時(shí)間到，結(jié)束!");

maxtime=60*60;

timer = setInterval("CountDown()",1000);

}

}

timer = setInterval("CountDown()",1000);

//--

/SCRIPT

div id="timer" style="color:red"/div

SCRIPT LANGUAGE="JavaScript"

!--

var maxtime = 5*60;//60*60 //一個(gè)小時(shí)，按秒計(jì)算，自己調(diào)整!

var timer;

function CountDown(){

if(maxtime=0){

var minutes = Math.floor(maxtime/60);

var seconds = Math.floor(maxtime%60);

var msg = "距離刷新還有"+minutes+"分"+seconds+"秒";

$('#timer').html(msg);

//document.all["timer"].innerHTML=msg;

--maxtime;

}else{

clearInterval(timer);

//一下兩個(gè)方法是倒計(jì)時(shí)結(jié)束后調(diào)用的方法

searchTaskList();

myajax();

//設(shè)置下一次的倒計(jì)時(shí)

maxtime=5*60;

timer = setInterval("CountDown()",1000);

}

}

timer = setInterval("CountDown()",1000);

//--

/SCRIPT

div id="timer" style="display:inline;color:red"/div

Javascript實(shí)例之如何實(shí)現(xiàn)時(shí)間倒計(jì)時(shí)

給你一個(gè)實(shí)例

調(diào)用的時(shí)候直接寫(xiě)resetTime（這里傳入你要倒計(jì)時(shí)的數(shù)字）

本答案出自“我要編程”軟件開(kāi)發(fā)師訓(xùn)練平臺(tái)免費(fèi)課程。

//單純分鐘和秒倒計(jì)時(shí)

function?resetTime(time){

var?timer=null;

var?t=time;

var?m=0;

var?s=0;

m=Math.floor(t/60%60);

m10(m='0'+m);

s=Math.floor(t%60);

function?countDown(){

s--;

s10(s='0'+s);

if(s.length=3){

s=59;

m="0"+(Number(m)-1);

}

if(m.length=3){

m='00';

s='00';

clearInterval(timer);

}

console.log(m+"分鐘"+s+"秒");

}

timer=setInterval(countDown,1000);

}

網(wǎng)頁(yè)點(diǎn)擊按鈕開(kāi)始一小時(shí)倒計(jì)時(shí)的JavaScript代碼

!DOCTYPE?html

html

head

meta?http-equiv="Content-Type"?content="text/html;?charset=UTF-8"

title/title

script

var?interval;

var?djs?=?function(){

if(!!interval)?return;

var?d?=?new?Date("1111/1/1,1:0:0");

result.innerHTML?=?d.getHours()?+?"時(shí)"?

+?d.getMinutes()?+?"分"?+?d.getSeconds()?+?"秒";

interval?=?setInterval(function(){

if(d.getHours()?==0d.getMinutes()==0d.getSeconds()==0)?{

clearInterval(interval);

interval?=null;

}

result.innerHTML?=?d.getHours()?+?"時(shí)"?

+?d.getMinutes()?+?"分"?+?d.getSeconds()?+?"秒";

d.setSeconds(d.getSeconds()?-?1);

},1000);

} ?

/script

/head

body

div?id="result"

?

/div

button?onclick="djs()"

倒計(jì)時(shí)

/button

/body

/html

誰(shuí)能給我一個(gè)倒計(jì)時(shí)的代碼??？

第一種：精確到秒的javascript倒計(jì)時(shí)代碼

HTML代碼:

form name="form1"

div align="center" align="center"

center離2010年還有: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 (Secondleft0)

{

Secondleft=60+Secondleft;

Minuteleft=Minuteleft-1;

}

if (Minuteleft0)

{

Minuteleft=60+Minuteleft;

Hourleft=Hourleft-1;

}

if (Hourleft0)

{

Hourleft=24+Hourleft;

Dateleft=Dateleft-1;

}

if (Dateleft0)

{

Dateleft=31+Dateleft;

Monthleft=Monthleft-1;

}

if (Monthleft0)

{

Monthleft=12+Monthleft;

Yearleft=Yearleft-1;

}

Temp=Yearleft+'年, '+Monthleft+'月, '+Dateleft+'天, '+Hourleft+'小時(shí), '+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

第二種：某某運(yùn)動(dòng)會(huì)

HTML代碼:

!--倒計(jì)時(shí)Javascript begin--

script language="JavaScript"

!--

function DigitalTime1()

{

var deadline= new Date("08/13/2007") //開(kāi)幕倒計(jì)時(shí)

var symbol="8月13日"

var now = new Date()

var diff = -480 - now.getTimezoneOffset() //是北京時(shí)間和當(dāng)?shù)貢r(shí)間的時(shí)間差

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") //開(kāi)幕后計(jì)時(shí)

var symbol_2="8月13日"

var now_2 = new Date()

var diff_2 = -480 - now.getTimezoneOffset() //是北京時(shí)間和當(dāng)?shù)貢r(shí)間的時(shí)間差

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 (day0) //還未開(kāi)幕

{

//LiveClock1.innerHTML = "現(xiàn)在"+symbol+"天"

LiveClock1.innerHTML = "font

setTimeout("DigitalTime1()",1000)

}

if (day0) //已經(jīng)開(kāi)幕

{

//LiveClock1.innerHTML = "現(xiàn)在離"+symbol+"還有"+day+"天"+hour+"小時(shí)"+minute+"分"+second +"秒"

LiveClock1.innerHTML = "font

setTimeout("DigitalTime1()",1000)

}

if (day==0) //正在開(kāi)幕

{

//LiveClock1.innerHTML = "現(xiàn)在"+symbol+"天"

LiveClock1.innerHTML = "font

setTimeout("DigitalTime1()",1000)

}

if (day0 day_219) //某某運(yùn)動(dòng)會(huì)結(jié)束

{

//LiveClock1.innerHTML = "現(xiàn)在離"+symbol+"還有"+day+"天"+hour+"小時(shí)"+minute+"分"+second +"秒"

LiveClock1.innerHTML = "font

setTimeout("DigitalTime1()",1000)

}

}

// --

/script

!--倒計(jì)時(shí)Javascript end--

body onload=DigitalTime1()

div id= LiveClock1/div

/body 第三種：小時(shí)倒計(jì)時(shí)

HTML代碼:

SCRIPT LANGUAGE="JavaScript"

!--

var maxtime = 60*60 //一個(gè)小時(shí)，按秒計(jì)算，自己調(diào)整!

function CountDown(){

if(maxtime=0){

minutes = Math.floor(maxtime/60);

seconds = Math.floor(maxtime%60);

msg = "距離結(jié)束還有"+minutes+"分"+seconds+"秒";

document.all["timer"].innerHTML=msg;

if(maxtime == 5*60) alert('注意，還有5分鐘!');

--maxtime;

}

else{

clearInterval(timer);

alert("時(shí)間到，結(jié)束!");

}

}

timer = setInterval("CountDown()",1000);

//--

/SCRIPT

div id="timer" style="color:red"/div

第四種：最簡(jiǎn)倒計(jì)時(shí)

HTML代碼:

Script Language="JavaScript"

!-- Begin

var timedate= new Date("January 14,2006");

var times="研究生考試";

var now = new Date();

var date = timedate.getTime() - now.getTime();

var time = Math.floor(date / (1000 * 60 * 60 * 24));

if (time = 0) ;

document.write("lifont color=#DEDBDE現(xiàn)在離2006年"+times+"還有: font color=#ffffffb"+time +"/b/font 天/font/li");

// End --

/Script

第五種：最簡(jiǎn)倒計(jì)時(shí)二

HTML代碼:

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

距某某開(kāi)幕式還有 [script language="JavaScript" type="text/javascript"djs()/script] 天

第五個(gè)：Javascript倒計(jì)時(shí)器 - 采用系統(tǒng)時(shí)間自校驗(yàn)

這次利用系統(tǒng)時(shí)間自校驗(yàn)倒計(jì)時(shí), 無(wú)需手工調(diào)校使得倒計(jì)時(shí)更為精確, 代碼及詳細(xì)注釋如下:

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.

Web:

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 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;

// 開(kāi)始運(yùn)行

function run() {

startB.disabled = true;

endB.disabled = false;

counter = 0;

// 初始化開(kāi)始時(shí)間

startTime = new Date().valueOf();

// nextelapse是定時(shí)時(shí)間, 初始時(shí)為100毫秒

// 注意setInterval函數(shù): 時(shí)間逝去nextelapse(毫秒)后, onTimer才開(kāi)始執(zhí)行

timer = window.setInterval("onTimer()", nextelapse);

}

// 停止運(yùn)行

function stop() {

startB.disabled = false;

endB.disabled = true;

window.clearTimeout(timer);

}

window.onload = function() {

endB.disabled = true;

}

// 倒計(jì)時(shí)函數(shù)

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;

// 清除上一次的定時(shí)器

window.clearInterval(timer);

// 自校驗(yàn)系統(tǒng)時(shí)間得到時(shí)間差, 并由此得到下次所啟動(dòng)的新定時(shí)器的時(shí)間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;

// 啟動(dòng)新的定時(shí)器

timer = window.setInterval("onTimer()", nextelapse);

}

/script

JS 5秒倒計(jì)時(shí)的代碼怎么寫(xiě)？時(shí)間要實(shí)時(shí)顯示在屏幕上的。

!DOCTYPE?html

html?lang="en"

head

meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"?/

titlejs實(shí)現(xiàn)倒計(jì)時(shí)60秒的簡(jiǎn)單代碼(推薦)/title

script?type="text/javascript"?src="js/jquery.js"/script

/head

body

input?type="button"?id="btn"?value="免費(fèi)獲取驗(yàn)證碼"?onclick="settime(this)"?/

script?type="text/javascript"

var?countdown=60;

function?settime(val)?{

if?(countdown?==?0)?{

val.removeAttribute("disabled");

val.value="免費(fèi)獲取驗(yàn)證碼";

countdown?=?5;

}?else?{

val.setAttribute("disabled",?true);

val.value="重新發(fā)送("?+?countdown?+?")";

countdown--;

setTimeout(function()?{

settime(val)

},1000)

}

}

/script

/body

/html

JavaScript簡(jiǎn)介

JavaScript 是腳本語(yǔ)言

JavaScript 是一種輕量級(jí)的編程語(yǔ)言。

JavaScript 是可插入 HTML 頁(yè)面的編程代碼。

JavaScript 插入 HTML 頁(yè)面后，可由所有的現(xiàn)代瀏覽器執(zhí)行。

JavaScript 課外書(shū)

如果 JavaScript 教程學(xué)習(xí)完畢，并且需要更深入地學(xué)習(xí)這門(mén)語(yǔ)言，《JavaScript 高級(jí)教程》絕對(duì)是您最好的選擇。本教程從 JavaScript 的歷史開(kāi)始講起，直到當(dāng)前它對(duì) XML 和 Web 服務(wù)的支持。

將學(xué)習(xí)到如何擴(kuò)展該語(yǔ)言，以使它適應(yīng)特殊的需求。

還將學(xué)到如何使用 JavaScript 創(chuàng)建無(wú)縫的客戶(hù)機(jī) - 服務(wù)器通信。

網(wǎng)站標(biāo)題：關(guān)于javascript倒計(jì)時(shí)代碼的信息
網(wǎng)頁(yè)路徑：http://jinyejixie.com/article14/dseddde.html

成都網(wǎng)站建設(shè)公司_創(chuàng)新互聯(lián)，為您提供網(wǎng)站改版、網(wǎng)站設(shè)計(jì)公司、域名注冊(cè)、外貿(mào)網(wǎng)站建設(shè)、網(wǎng)站維護(hù)、響應(yīng)式網(wǎng)站

廣告

聲明：本網(wǎng)站發(fā)布的內(nèi)容（圖片、視頻和文字）以用戶(hù)投稿、用戶(hù)轉(zhuǎn)載內(nèi)容為主，如果涉及侵權(quán)請(qǐng)盡快告知，我們將會(huì)在第一時(shí)間刪除。文章觀點(diǎn)不代表本網(wǎng)站立場(chǎng)，如需處理請(qǐng)聯(lián)系客服。電話(huà)：028-86922220；郵箱：631063699@qq.com。內(nèi)容未經(jīng)允許不得轉(zhuǎn)載，或轉(zhuǎn)載時(shí)需注明來(lái)源： 創(chuàng)新互聯(lián)