JavaScript获取系统当前时间详解编程语言

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 
<html> 
  <head> 
    <title>test08.html</title> 
    <script type="text/javascript"> 
        function showTime(){ 
            var today=new Date(); 
            var year=today.getFullYear(); 
            var month=today.getMonth()+1; 
            var date=today.getDate(); 
            var hour=today.getHours(); 
            hour=checkTime(hour); 
            var shangxia="上午"; 
            if(hour>12){ 
                shangxia="下午"; 
                hour=hour-12; 
            } 
            var minute=today.getMinutes(); 
            minute=checkTime(minute); 
            var second=today.getSeconds(); 
            second=checkTime(second); 
            var day=today.getDay(); 
            var weekday; 
            switch(day){ 
                case 0: 
                    weekday="星期天"; 
                    break; 
                case 1: 
                    weekday="星期一"; 
                    break; 
                case 2: 
                    weekday="星期二"; 
                    break; 
                case 3: 
                    weekday="星期三"; 
                    break; 
            } 
            var currentTime=year+"年"+month+"月"+date+"日 "+hour+":"+minute+":"+second+" "+shangxia+" "+weekday; 
            document.getElementById("time").innerHTML=currentTime;   
        } 
 
        function checkTime(t){ 
            if(t<10){ 
                t="0"+t; 
            } 
            return t; 
        } 
 
        setInterval("showTime()",1000); 
    </script> 
  </head> 
 
  <body> 
    <div id="time"></div> 
  </body> 
</html>

原创文章,作者:ItWorker,如若转载,请注明出处:https://blog.ytso.com/8844.html

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