Kod kesan jam undur Olimpik dilaksanakan dalam kemahiran js

Kod kesan jam undur Olimpik dilaksanakan dalam kemahiran js_javascript

WBOY

Lepaskan： 2016-05-16 15:26:58

asal

1521 orang telah melayarinya

Contoh dalam artikel ini menerangkan kod kesan jam kira detik Olimpik yang dilaksanakan dalam js. Kongsikan dengan semua orang untuk rujukan anda, butirannya adalah seperti berikut:

Tangkapan skrin kesan berjalan adalah seperti berikut:

Kod khusus adalah seperti berikut:

<html> 
<head> 
 <title>js倒计时</title> 
 <SCRIPT language=JavaScript1.2> 
function setcountdown(theyear,themonth,theday){ 
yr=theyear;mo=themonth;da=theday 
} 
setcountdown(2016,8,5) 
var occasion="2016巴西奥运会" 
var message_on_occasion="盼望已久的时刻终于来到了!" 
var countdownwidth='480px' 
var countdownheight='20px' 
var countdownbgcolor='tan' 
var opentags='<font face="宋体"><small>' 
var closetags='</small></font>' 
var montharray=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec") 
var crosscount='' 
function start_countdown(){ 
if (document.layers) 
document.countdownnsmain.visibility="show" 
else if (document.all||document.getElementById) 
crosscount=document.getElementById&&!document.all&#63;document.getElementById("countdownie") : countdownie 
countdown() 
} 
if (document.all||document.getElementById) 
document.write('<span id="countdownie" style="width:'+countdownwidth+'; background-color:'+countdownbgcolor+'"></span>') 
window.onload=start_countdown 
function countdown(){ 
var today=new Date() 
var todayy=today.getYear() 
if (todayy < 1000) 
todayy+=1900 
var todaym=today.getMonth() 
var todayd=today.getDate() 
var todayh=today.getHours() 
var todaymin=today.getMinutes() 
var todaysec=today.getSeconds() 
var todaystring=montharray[todaym]+" "+todayd+", "+todayy+" "+todayh+":"+todaymin+":"+todaysec 
futurestring=montharray[mo-1]+" "+da+", "+yr 
dd=Date.parse(futurestring)-Date.parse(todaystring) 
dday=Math.floor(dd/(60*60*1000*24)*1) 
dhour=Math.floor((dd%(60*60*1000*24))/(60*60*1000)*1) 
dmin=Math.floor(((dd%(60*60*1000*24))%(60*60*1000))/(60*1000)*1) 
dsec=Math.floor((((dd%(60*60*1000*24))%(60*60*1000))%(60*1000))/1000*1) 
if(dday<=0&&dhour<=0&&dmin<=0&&dsec<=1&&todayd==da){ 
if (document.layers){ 
document.countdownnsmain.document.countdownnssub.document.write(opentags+message_on_occasion+closetags) 
document.countdownnsmain.document.countdownnssub.document.close() 
} 
else if (document.all||document.getElementById) 
crosscount.innerHTML=opentags+message_on_occasion+closetags 
return 
} 
else if (dday<=-1){ 
if (document.layers){ 
document.countdownnsmain.document.countdownnssub.document.write(opentags+"时间已经过了!"+closetags) 
document.countdownnsmain.document.countdownnssub.document.close() 
} 
else if (document.all||document.getElementById) 
crosscount.innerHTML=opentags+"Occasion already passed! "+closetags 
return 
} 
else{ 
if (document.layers){ 
document.countdownnsmain.document.countdownnssub.document.write(opentags+dday+ " days, "+dhour+" hours, "+dmin+" minutes, and "+dsec+" seconds left until "+occasion+closetags) 
document.countdownnsmain.document.countdownnssub.document.close() 
} 
else if (document.all||document.getElementById) 
crosscount.innerHTML=opentags+"还有 "+dday+ " 天, "+dhour+" 小时, "+dmin+" 分, "+dsec+" 秒 就是 "+occasion+closetags 
} 
setTimeout("countdown()",1000) 
} 
</SCRIPT> 
<SCRIPT type="text/javascript" src=""></SCRIPT> 
<SCRIPT language="JavaScript"> 
<!--  
BaiduWriteAD("zouwenyedg","3"); 
//-->  
</SCRIPT> 
</head> 
<body> 
<ILAYER id=countdownnsmain visibility="hide" bgColor="&{countdownbgcolor};"  
height="&{countdownheight};" width="&{countdownwidth};"><LAYER  
id=countdownnssub height="&{countdownheight};"  
width="&{countdownwidth};" top="0" left="0"></LAYER></ILAYER> 
</body> 
</html>

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Saya harap artikel ini akan membantu semua orang dalam pengaturcaraan JavaScript.