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javascript学习笔记(三)显示当时时间的代码

JavaScript笔记学习代码 时间 显示 当时
2023-06-13 09:14:27 时间
html代码如下:
复制代码代码如下:

<divid="showTime"></div>

javascript代码如下:时间显示格式为:2011-04-04星期二12:09:34
复制代码代码如下:

functionstartTime(){
try{
vartoday=newDate();
varyear=today.getFullYear();
varmonth=checkNum(today.getMonth()+1);
vardate=checkNum(today.getDate());
varday=today.getDay();
varhour=checkNum(today.getHours());
varminute=checkNum(today.getMinutes());
varsecond=checkNum(today.getSeconds());
switch(day){
case1:
day="一";
break;
case2:
day="二";
break;
case3:
day="三";
break;
case4:
day="四";
break;
case5:
day="五";
break;
case6:
day="六";
break;
case7:
day="日";
break;
}
varfullTime=year+"-"+month+"-"+date+""+"星期"+day+""+hour+":"+minute+":"+second;
document.getElementById("showTime").innerHTML=fullTime;
setInterval("startTime()",1000);
}catch(e){
alert(e.description);
}
}
functioncheckNum(num){
if(num<10){
num="0"+num;
}
returnnum;
}