JavaScript农历转换类

今天在做项目的时候需要用到JavaScript农历转换算法，从网上搜索并整理了一下，重新写出一个JavaScript农历转换类，不敢独占，特此与大家分享。

/*!
* LunarDate v1.0.0
* http://www.clanfei.com/
*
* Author: Lanfei
* Date: 2013-1-24

*/


varLunarDate={


    madd:newArray(0,31,59,90,120,151,181,212,243,273,304,334),


   HsString:'甲乙丙丁戊己庚辛壬癸',


   EbString:'子丑寅卯辰巳午未申酉戌亥',


   NumString:"一二三四五六七八九十",


   MonString:"正二三四五六七八九十冬腊",


   CalendarData:newArray(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),


   Year:null,


   Month:null,


   Day:null,


   TheDate:null,


   GetBit:function(m,n){


       return(m>>n)&1;


   },


    e2c:function(){


       this.TheDate=(arguments.length!=3)?newDate():newDate(arguments[0],arguments[1],arguments[2]);


       vartotal,m,n,k;


       varisEnd=false;


       vartmp=this.TheDate.getFullYear();


        total=(tmp-1921)*365+Math.floor((tmp-1921)/4)+this.madd[this.TheDate.getMonth()]+this.TheDate.getDate()-38;


       if(this.TheDate.getYear()%4==0&&this.TheDate.getMonth()>1){


            total++;


       }


       for(m=0;;m++){


            k=(this.CalendarData[m]<0xfff)?11:12;


           for(n=k;n>=0;n--){


               if(total<=29+this.GetBit(this.CalendarData[m],n)){


                    isEnd=true;


                   break;


               }


                total=total-29-this.GetBit(this.CalendarData[m],n);


           }


           if(isEnd)


               break;


       }


       this.Year=1921+m;


       this.Month=k-n+1;


       this.Day=total;


       if(k==12){


           if(this.Month==Math.floor(this.CalendarData[m]/0x10000)+1){


               this.Month=1-this.Month;


           }


           if(this.Month>Math.floor(this.CalendarData[m]/0x10000)+1){


               this.Month--;


           }


       }


   },


   GetcDateString:function(){


       vartmp="";


        tmp+=this.HsString.charAt((this.Year-4)%10);


        tmp+=this.EbString.charAt((this.Year-4)%12);


        tmp+="年 ";


       if(this.Month<1){


            tmp+="(闰)";


            tmp+=this.MonString.charAt(-this.Month-1);


       }else{


            tmp+=this.MonString.charAt(this.Month-1);


       }


        tmp+="月";


        tmp+=(this.Day<11)?"初":((this.Day<20)?"十":((this.Day<30)?"廿":"三十"));


       if(this.Day%10!=0||this.Day==10){


            tmp+=this.NumString.charAt((this.Day-1)%10);


       }


       returntmp;


   },


   GetLunarDay:function(solarYear,solarMonth,solarDay){


       if(solarYear<1921||solarYear>2020){


           return"";


       }else{


            solarMonth=(parseInt(solarMonth)>0)?(solarMonth-1):11;


           this.e2c(solarYear,solarMonth,solarDay);


           returnthis.GetcDateString();


       }


   }

};

调用方法：

LunarDate.GetLunarDay(2013,1,24);

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原文地址（我的博客）：http://www.clanfei.com/2013/01/1683.html
欢迎访问交流，至于我为什么要多弄一个博客，因为我热爱前端，热爱网页，我更希望有一个更加自由、真正属于我自己的小站，或许并不是那么有名气，但至少能够让我为了它而加倍努力。。
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