
 代码如下:  
$(document).ready(function(){ 
function show(){ 
var mydate=new Date(); 
var str = "" + mydate.getFullYear() + "年"; 
str += (mydate.getMonth() + 1) + "月"; 
str += mydate.getDate() + "日 
"; 
str += mydate.toLocaleTimeString(); 
str += ":" + mydate.toLocaleTimeString(); 
str += ":" + mydate.getMilliseconds() + " 
星期"; 
str += "天一二三四五六".charAt(mydate.getDay()) + "
今年是闰年吗?:"; 
str += ((mydate.getFullYear() % 4 == 0 && mydate.getFullYear() % 100 != 0) || (mydate.getFullYear() % 400 == 0)) ? "是" : "不是"; }; 
function flush(){ 
$("#btnShow").click(show); 
} 
setInterval(show,1000); 
}); 
 script> 
 
html代码: 
 代码如下: 
  
 
 
 
 
 
 
 
 
结果: 
