JavaScript ʱÖÓ£¨´úÂ룩
JavaScript ʱÖÓ£¨´úÂ룩:
<html>
<body onload=aaa()>
<script type="text/javascript">
var nowtime ;
var year ;
var month ,date,hours,minutes,seconds,all;
function aaa()
{
nowtime = new Date();
year = nowtime.getYear();
month = nowtime.getMonth()+1;
date = nowtime.getDate();
hours = nowtime.getHours();
minutes = nowtime.getMinutes();
seconds = nowtime.getSeconds();
if (seconds <10)
{
seconds = "0"+seconds;
}
if (minutes <10)
{
minutes = "0"+minutes;
}
all = year + " "+month +" "+ date +" "+ hours +":"+minutes+":"+seconds;
time.innerHTML
= all;
window.setTimeout("aaa();",100);
}
</script>
<div id="time"
></div>
</body>
</html>
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1. document ʵ¼ÊÉÏÊÇ window ¶ÔÏóµÄÊôÐÔ.ÓÃÓÚ·ÃÎÊÎĵµµÄÐÅÏ¢.
alert(window.document == document); //outputs "true"
2. location ¶ÔÏóÊÇ window ¶ÔÏóºÍ document ¶ÔÏóµÄÊôÐÔ,ËùÒÔÏÂÃæÁ½¸öÒýÓû¥ÏàµÈ¼Û.ÓÃÓÚ·ÃÎÊURLµÄÐÅÏ¢.
window.location;
document.location;
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window.onload= someFunction();//Ò³Ãæ±¨ÉÐδʵÏÖ´íÎóʱ²»·ÀÓÃÏÂÃæµÄÊÔÒ»ÏÂ
window.onload = someFunction;
window.onload = function (){someFunction();};
window.onload = Function("someFunction();"); ......