Js擷取目前日期和農曆日期

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1. today=new Date();  
2. function initArray(){  
3.    this.length=initArray.arguments.length  
4.    for(var i=0;i<this.length;i++)  
5.    this[i+1]=initArray.arguments[i] }  
6.    var d=new initArray(  
7.      "星期日",  
8.      "星期一",  
9.      "星期二",  
10.      "星期三",  
11.      "星期四",  
12.      "星期五",  
13.      "星期六");  
14. document.write(today.getFullYear(),"年",today.getMonth()+1,"月",today.getDate(),"日 ",d[today.getDay()+1]," ");  
15. calendar = new Date();  
16. month = calendar.getMonth();  
17. date = calendar.getDate();  
18. if ((month == 0) && (date == 1)) document.write("元旦");  
19. if ((month == 2) && (date == 12)) document.write("植樹節");  
20. if ((month == 3) && (date == 5)) document.write("清明節");  
21. if ((month == 4) && (date == 1)) document.write("國際勞動節");  
22. if ((month == 4) && (date == 4)) document.write("青年節");  
23. if ((month == 5) && (date == 1)) document.write("國際兒童節");  
24. if ((month == 7) && (date == 1)) document.write("建軍節");  
25. if ((month == 7) && (date == 16)) document.write("七夕情人節");  
26. if ((month == 9) && (date == 1)) document.write("國慶節/國際音樂節/國際老人節");  
27. if ((month == 11) && (date == 24)) document.write("平安夜");  
28. if ((month == 11) && (date == 25)) document.write("聖誕節");  
29. var CalendarData=new Array(100);  
30. var madd=new Array(12);  
31. var tgString="甲乙丙丁戊己庚辛壬癸";  
32. var dzString="子醜寅卯辰巳午未申酉戌亥";  
33. var numString="一二三四五六七八九十";  
34. var monString="正二三四五六七八九十冬臘";  
35. var weekString="日一二三四五六";  
36. var sx="鼠牛虎兔龍蛇馬羊猴雞狗豬";  
37. var cYear,cMonth,cDay,TheDate;  
38. 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);  
39. madd[0]=0;  
40. madd[1]=31;  
41. madd[2]=59;  
42. madd[3]=90;  
43. madd[4]=120;  
44. madd[5]=151;  
45. madd[6]=181;  
46. madd[7]=212;  
47. madd[8]=243;  
48. madd[9]=273;  
49. madd[10]=304;  
50. madd[11]=334;  
51. function GetBit(m,n){  
52. return (m>>n)&1;  
53. }  
54. function e2c(){  
55. TheDate= (arguments.length!=3) ? new Date() : new Date(arguments[0],arguments[1],arguments[2]);  
56. var total,m,n,k;  
57. var isEnd=false;  
58. var tmp=TheDate.getYear();  
59. if(tmp<1900){  
60.    tmp+=1900;  
61. }  
62. total=(tmp-1921)*365+Math.floor((tmp-1921)/4)+madd[TheDate.getMonth()]+TheDate.getDate()-38;  
63. if(TheDate.getYear()%4==0&&TheDate.getMonth()>1) {  
64.    total++;  
65. }  
66. for(m=0;;m++){  
67.    k=(CalendarData[m]<0xfff)?11:12;  
68.    for(n=k;n>=0;n--){  
69.     if(total<=29+GetBit(CalendarData[m],n)){  
70.      isEnd=true; break;  
71.     }  
72.     total=total-29-GetBit(CalendarData[m],n);  
73.    }  
74.    if(isEnd) break;  
75. }  
76. cYear=1921 + m;  
77. cMonth=k-n+1;  
78. cDay=total;  
79. if(k==12){  
80.    if(cMonth==Math.floor(CalendarData[m]/0x10000)+1){  
81.     cMonth=1-cMonth;  
82.    }     
83.    if(cMonth>Math.floor(CalendarData[m]/0x10000)+1){  
84.     cMonth--;  
85.    }    
86. }  
87. }  
88. function GetcDateString(){  
89. var tmp="";  
90. tmp+=tgString.charAt((cYear-4)%10);  
91. tmp+=dzString.charAt((cYear-4)%12);  
92. tmp+="(";  
93. tmp+=sx.charAt((cYear-4)%12);  
94. tmp+=")年 ";  
95. if(cMonth<1){  
96.    tmp+="(閏)";  
97.    tmp+=monString.charAt(-cMonth-1);  
98. }else{  
99.    tmp+=monString.charAt(cMonth-1);  
100. }  
101. tmp+="月";  
102. tmp+=(cDay<11)?"初":((cDay<20)?"十":((cDay<30)?"廿":"三十"));  
103. if (cDay%10!=0||cDay==10){  
104.    tmp+=numString.charAt((cDay-1)%10);  
105. }  
106. return tmp;  
107. }  
108. function GetLunarDay(solarYear,solarMonth,solarDay){  
109. //solarYear = solarYear<1900?(1900+solarYear):solarYear;  
110. if(solarYear<1921 || solarYear>2020){  
111. return "";  
112. }else{  
113.    solarMonth = (parseInt(solarMonth)>0) ? (solarMonth-1) : 11;  
114.    e2c(solarYear,solarMonth,solarDay);  
115.    return GetcDateString();  
116. }  
117. }  
118. var D=new Date();  
119. var yy=D.getFullYear();  
120. var mm=D.getMonth()+1;  
121. var dd=D.getDate();  
122. var ww=D.getDay();  
123. var ss=parseInt(D.getTime() / 1000);  
124. if (yy<100) yy="19"+yy;  
125. function showCal(){  
126. document.write(GetLunarDay(yy,mm,dd));  
127. }   
128. showCal();  

調用方法：

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