javascript阳历和农历显示日期简单介绍

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当前大多数网站显示时间日期的格式都是阳历的，因为中国已经与世界接轨了嘛。但是中国还是一个传统大国，有自己的一套历法，当前还是非常的常用，下面就是一段代码实例，能够实现显示阳历和农历的效果，由于代码实在是有点长，并且也比较简单，这里就不多做介绍了，有兴趣的朋友可以自己做一下分析即可。

代码如下:

[ bootstrap ] 运行代码下载代码

<!DOCTYPE html>
<html>
<head>
<meta charset=" utf-8">
<meta name="author" content="https://www.51qianduan.com/" />
<title>51前端</title> 
<script src="http://libs.baidu.com/jquery/1.9.0/jquery.js"></script>
<script type="text/javascript"> 
/*获取当前日期*/
function getCurrentDateTime() { 
  var d = new Date(); 
  var year = d.getFullYear(); 
  var month = d.getMonth() + 1; 
  var date = d.getDate(); 
  var week = d.getDay(); 
  /*时分秒*/
  /*var hours = d.getHours(); 
  var minutes = d.getMinutes(); 
  var seconds = d.getSeconds(); 
  var ms = d.getMilliseconds();*/
  var curDateTime = year; 
  if (month > 9) 
    curDateTime = curDateTime + "年" + month; 
  else
    curDateTime = curDateTime + "年0" + month; 
  if (date > 9) 
    curDateTime = curDateTime + "月" + date + "日"; 
  else
    curDateTime = curDateTime + "月0" + date + "日"; 
  /*if (hours > 9) 
  curDateTime = curDateTime + " " + hours; 
  else 
    curDateTime = curDateTime + " 0" + hours; 
  if (minutes > 9) 
    curDateTime = curDateTime + ":" + minutes; 
  else 
    curDateTime = curDateTime + ":0" + minutes; 
  if (seconds > 9) 
    curDateTime = curDateTime + ":" + seconds; 
  else 
    curDateTime = curDateTime + ":0" + seconds;*/
  var weekday = ""; 
  if (week == 0) 
    weekday = "星期日"; 
  else if (week == 1) 
    weekday = "星期一"; 
  else if (week == 2) 
    weekday = "星期二"; 
  else if (week == 3) 
    weekday = "星期三"; 
  else if (week == 4) 
    weekday = "星期四"; 
  else if (week == 5) 
    weekday = "星期五"; 
  else if (week == 6) 
    weekday = "星期六"; 
    curDateTime = curDateTime + " " + weekday; 
    return curDateTime; 
}
  
  
/*获取当前农历*/
function showCal(){ 
  var D=new Date(); 
  var yy=D.getFullYear(); 
  var mm=D.getMonth()+1; 
  var dd=D.getDate(); 
  var ww=D.getDay(); 
  var ss=parseInt(D.getTime() / 1000); 
  if (yy<100) yy="19"+yy; 
    return GetLunarDay(yy,mm,dd); 
  } 
   
  //定义全局变量 
  var CalendarData=new Array(100); 
  var madd=new Array(12); 
  var tgString="甲乙丙丁戊己庚辛壬癸"; 
  var numString="一二三四五六七八九十"; 
  var monString="正二三四五六七八九十冬腊"; 
  var weekString="日一二三四五六"; 
  var sx="鼠牛虎兔龙蛇马羊猴鸡狗猪"; 
  var cYear,cMonth,cDay,TheDate; 
  CalendarData = new Array(0xA4B,0x5164B,0x6A5,0x6D4,0x415B5,0x2B6,0x957,0x2092F,0x497,0x60C96,0xD4A,0xEA5,0x50DA9,0x5AD,0x2B6,0x3126E, 0x92E,0x7192D,0xC95,0xD4A,0x61B4A,0xB55,0x56A,0x4155B, 0x25D,0x92D,0x2192B,0xA95,0x71695,0x6CA,0xB55,0x50AB5,0x4DA,0xA5B,0x30A57,0x52B,0x8152A,0xE95,0x6AA,0x615AA,0xAB5,0x4B6,0x414AE,0xA57,0x526,0x31D26,0xD95,0x70B55,0x56A,0x96D,0x5095D,0x4AD,0xA4D,0x41A4D,0xD25,0x81AA5,0xB54,0xB6A,0x612DA,0x95B,0x49B,0x41497,0xA4B,0xA164B, 0x6A5,0x6D4,0x615B4,0xAB6,0x957,0x5092F,0x497,0x64B, 0x30D4A,0xEA5,0x80D65,0x5AC,0xAB6,0x5126D,0x92E,0xC96,0x41A95,0xD4A,0xDA5,0x20B55,0x56A,0x7155B,0x25D,0x92D,0x5192B,0xA95,0xB4A,0x416AA,0xAD5,0x90AB5,0x4BA,0xA5B, 0x60A57,0x52B,0xA93,0x40E95); 
  madd[0]=0; 
  madd[1]=31; 
  madd[2]=59; 
  madd[3]=90; 
  madd[4]=120; 
  madd[5]=151; 
  madd[6]=181; 
  madd[7]=212; 
  madd[8]=243; 
  madd[9]=273; 
  madd[10]=304; 
  madd[11]=334; 
   
  function GetBit(m,n){ 
    return (m>>n)&1; 
  } 
  //农历转换 
  function e2c(){ 
  TheDate= (arguments.length!=3) ? new Date() : new Date(arguments[0],arguments[1],arguments[2]); 
  var total,m,n,k; 
  var isEnd=false; 
  var tmp=TheDate.getYear(); 
  if(tmp<1900){ 
    tmp+=1900; 
  } 
  total=(tmp-1921)*365+Math.floor((tmp-1921)/4)+madd[TheDate.getMonth()]+TheDate.getDate()-38; 
   
  if(TheDate.getYear()%4==0&&TheDate.getMonth()>1) { 
    total++; 
  } 
  for(m=0;;m++){ 
    k=(CalendarData[m]<0xfff)?11:12; 
    for(n=k;n>=0;n--){ 
      if(total<=29+GetBit(CalendarData[m],n)){ 
        isEnd=true; break; 
      } 
      total=total-29-GetBit(CalendarData[m],n); 
    } 
    if(isEnd) break; 
  } 
  cYear=1921 + m; 
  cMonth=k-n+1; 
  cDay=total; 
  if(k==12){ 
    if(cMonth==Math.floor(CalendarData[m]/0x10000)+1){ 
      cMonth=1-cMonth; 
    } 
    if(cMonth>Math.floor(CalendarData[m]/0x10000)+1){ 
      cMonth--; 
    } 
  } 
} 
   
function GetcDateString(){ 
  var tmp=""; 
  /*显示农历年：（ 如：甲午(马)年 ）*/
  /*tmp+=tgString.charAt((cYear-4)%10); 
  tmp+=dzString.charAt((cYear-4)%12); 
  tmp+="("; 
  tmp+=sx.charAt((cYear-4)%12); 
  tmp+=")年 ";*/
  if(cMonth<1){ 
    tmp+="(闰)"; 
    tmp+=monString.charAt(-cMonth-1); 
  }
  else{ 
    tmp+=monString.charAt(cMonth-1); 
  } 
  tmp+="月"; 
  tmp+=(cDay<11)?"初":((cDay<20)?"十":((cDay<30)?"廿":"三十")); 
  if (cDay%10!=0||cDay==10){ 
    tmp+=numString.charAt((cDay-1)%10); 
  } 
  return tmp; 
} 
   
function GetLunarDay(solarYear,solarMonth,solarDay){ 
  //solarYear = solarYear<1900?(1900+solarYear):solarYear; 
  if(solarYear<1921 || solarYear>2020){ 
    return ""; 
  }
  else{ 
    solarMonth = (parseInt(solarMonth)>0) ? (solarMonth-1) : 11; 
    e2c(solarYear,solarMonth,solarDay); 
    return GetcDateString(); 
  } 
}
$(function(){ 
  var date = getCurrentDateTime(); 
  var calendar = showCal(); 
  $("#currentDate").text("今天是: " + date + "农历：" + calendar); 
});
</script> 
</head> 
<body> 
<div id="currentDate"></div> 
</body> 
</html>

代码描述：javascript阳历和农历显示日期。javascript阳历和农历显示日期简单介绍

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