html文本框显示当前时间 javascript  在文本框中显示系统当前日期(年-月-日 时:分:秒)...

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Transitional//EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd">

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window.onload = function getTime(){

var st = showtime();

//对文本框赋值

document.getElementByIdx_x("clock").value = st;

}

function showtime()

{

today=new Date();

var year=today.getYear();

var month=today.getMonth()+1;

var day=today.getDate();

var hours=today.getHours();

var minutes=today.getMinutes();

var seconds=today.getSeconds();

var timeValue= year;

timeValue += ((month < 10) ? "-0" : "-") +

month+"";

timeValue += ((day < 10) ? "-0" : "-") +

day+"";

timeValue += ((hours < 12) ? "-0" : " ") +

hours+"";

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

minutes+"";

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

seconds+"";

return timeValue;

}

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