<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><title>js获取当前时间显示在页面上</title><script>window.onload=function(){
//定时器每秒调用一次fnDate() setInterval(function(){fnDate();},1000);}
//js 获取当前时间function fnDate(){var oDiv=document.getElementById("div1");var date=new Date();var year=date.getFullYear();//当前年份var month=date.getMonth();//当前月份var data=date.getDate();//天var hours=date.getHours();//小时var minute=date.getMinutes();//分var second=date.getSeconds();//秒var time=year+"-"+fnW((month+1))+"-"+fnW(data)+" "+fnW(hours)+":"+fnW(minute)+":"+fnW(second);oDiv.innerHTML=time;}//补位 当某个字段不是两位数时补0function fnW(str){var num;str>10?num=str:num="0"+str; return num;} </script></head><body><div id="div1"> </div></body></html>
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