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網(wǎng)頁(yè)時(shí)間代碼java 網(wǎng)頁(yè)時(shí)間代碼

制作靜態(tài)網(wǎng)頁(yè)時(shí)使用java如何獲取當(dāng)前日期

script language="JavaScript"

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function showTime(){

var div=document.getElementById("timeDiv");

var date=new Date();

var year=date.getFullYear();

var month=date.getMonth()+1;

var day=date.getDate();

var hour=date.getHours();

var minute=date.getMinutes();

var second=date.getSeconds();

div.innerHTML=year+"-"+format(month)+"-"+format(day)+" "+format(hour)+":"+format(minute)+":"+format(second);

}

function format(i){

return i10?"0"+i:i;

}

/script

html

body onload="setInterval(showTime,1000);"/body

/html

div id="timeDiv"div

網(wǎng)頁(yè)累計(jì)時(shí)間代碼java格式,我們是今年3月5號(hào)10點(diǎn)在一起開(kāi)始算到現(xiàn)在多少天多少小時(shí)多少分多少秒

public?static?void?main(String[]?args)?throws?ParseException?{

//當(dāng)前時(shí)間

Date?now=new?Date();

SimpleDateFormat?sdf=new?SimpleDateFormat("yyyy-MM-dd?HH:mm:ss");

//今年3月5號(hào)10點(diǎn)15分20轉(zhuǎn)成Date類型

Date?old=sdf.parse("2016-03-05?10:15:20");

//計(jì)算時(shí)間差

long?diff=now.getTime()-old.getTime();

long?day=diff/(24*60*60*1000);

long?hour=(diff/(60*60*1000)-day*24);

long?min=((diff/(60*1000))-day*24*60-hour*60);

long?s=(diff/1000-day*24*60*60-hour*60*60-min*60);

System.out.println(""+day+"天"+hour+"小時(shí)"+min+"分"+s+"秒");

}

java程序中如何獲得網(wǎng)頁(yè)打開(kāi)時(shí)間

start用來(lái)記錄開(kāi)始時(shí)間,end用來(lái)記錄程序結(jié)束時(shí)間。那個(gè)for循環(huán)就是模擬你load頁(yè)面的時(shí)間

明白了么?

long start = System.currentTimeMillis();

for(int i = 1; i 10000000; i++){

for(int j = 1; j 100; j++){

}

}

long end = System.currentTimeMillis();

System.out.println("Start time for pgm: " + start);

System.out.println("End time for pgm: " + end);

System.out.println("Total " + (end - start) + " seconds to run the program above");

----------

Start time for pgm: 1291953801885

End time for pgm: 1291953803994

Total 2109 seconds to run the program above

求在網(wǎng)頁(yè)中顯示當(dāng)前時(shí)間的代碼

html

head

title當(dāng)前時(shí)間/title

/head

!--將以下代碼加入HTML的Body/Body之間--

script language=JavaScript

var timerID = null;

var timerRunning = false;

function stopclock (){

if(timerRunning)

clearTimeout(timerID);

timerRunning = false;}

function startclock () {

stopclock();

showtime();}

function showtime () {

var now = new Date();

var hours = now.getHours();

var minutes = now.getMinutes();

var seconds = now.getSeconds()

var timeValue = "" +((hours = 12) ? "下午 " : "上午 " )

timeValue += ((hours 12) ? hours -12 :hours)

timeValue += ((minutes 10) ? ":0" : ":") + minutes

timeValue += ((seconds 10) ? ":0" : ":") + seconds

document.clock.thetime.value = timeValue;

timerID = setTimeout("showtime()",1000);

timerRunning = true;}

/SCRIPT

body onload=startclock()

form name=clock

input name=thetime style="font-size: 9pt;color:#000000;border:0px none; " size=12

/form

/body/html

java script時(shí)間代碼

下面這個(gè)javascript是每秒顯示一次時(shí)間,你只需要把下面的showTime()函數(shù)里面程序一修改就可以得到你想要的結(jié)果了

setInterval("showTime()", 1000);

function showTime()

{

var today = new Date();

alert("The time is: " + today.toString());

} 答案補(bǔ)充 setInterval("showTime()", 1000);

function showTime()

{

//你把這個(gè)時(shí)間變成你想要的就可以了啊,然后每過(guò)一秒時(shí)間就加一秒

var today = new Date(2008,11,30,11,20,45);

alert("The time is: " + today.toString());

} 答案補(bǔ)充 獲取日期的時(shí)間方法

 getYear(): 返回年數(shù)

 getMonth():返回當(dāng)月號(hào)數(shù)

 getDate(): 返回當(dāng)日號(hào)數(shù)

 getDay():返回星期幾

 getHours():返回小時(shí)數(shù)

 getMintes(:返回分鐘數(shù)

 getSeconds():返回秒數(shù)

 getTime() : 返回毫秒數(shù)

設(shè)置日期和時(shí)間:

 setYear();設(shè)置年

 setDate():設(shè)置當(dāng)月號(hào)數(shù)

 setMonth():設(shè)置當(dāng)月份數(shù)

 setHours():設(shè)置小時(shí)數(shù)

 setMintes():設(shè)置分鐘數(shù)

 setSeconds():設(shè)置秒數(shù)

 setTime ():設(shè)置毫秒數(shù)

例子:

var d = new Date("2008/11/30");

d.setMonth(d.getMonth() + 1 + 1);//加一個(gè)月,同理,可以加一天:getDate()+1,加一年:getYear()+1

當(dāng)前題目:網(wǎng)頁(yè)時(shí)間代碼java 網(wǎng)頁(yè)時(shí)間代碼
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