PHP实现阳历到农历转换的类。
<?php
//PHP阳历到农历转换的一个类
class Calendar
{
//农历每月的天数
var $everyCMonth=array(
0=>array(8,0,0,0,0,0,0,0,0,0,0,0,29,30,7,1),
1=>array(0,29,30,29,29,30,29,30,29,30,30,30,29,0,8,2),
2=>array(0,30,29,30,29,29,30,29,30,29,30,30,30,0,9,3),
3=>array(5,29,30,29,30,29,29,30,29,29,30,30,29,30,10,4),
4=>array(0,30,30,29,30,29,29,30,29,29,30,30,29,0,1,5),
5=>array(0,30,30,29,30,30,29,29,30,29,30,29,30,0,2,6),
6=>array(4,29,30,30,29,30,29,30,29,30,29,30,29,30,3,7),
7=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,4,8),
8=>array(0,30,29,29,30,30,29,30,29,30,30,29,30,0,5,9),
9=>array(2,29,30,29,29,30,29,30,29,30,30,30,29,30,6,10),
10=>array(0,29,30,29,29,30,29,30,29,30,30,30,29,0,7,11),
11=>array(6,30,29,30,29,29,30,29,29,30,30,29,30,30,8,12),
12=>array(0,30,29,30,29,29,30,29,29,30,30,29,30,0,9,1),
13=>array(0,30,30,29,30,29,29,30,29,29,30,29,30,0,10,2),
14=>array(5,30,30,29,30,29,30,29,30,29,30,29,29,30,1,3),
15=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,2,4),
16=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,3,5),
17=>array(2,30,29,29,30,29,30,30,29,30,30,29,30,29,4,6),
18=>array(0,30,29,29,30,29,30,29,30,30,29,30,30,0,5,7),
19=>array(7,29,30,29,29,30,29,29,30,30,29,30,30,30,6,8),
20=>array(0,29,30,29,29,30,29,29,30,30,29,30,30,0,7,9),
21=>array(0,30,29,30,29,29,30,29,29,30,29,30,30,0,8,10),
22=>array(5,30,29,30,30,29,29,30,29,29,30,29,30,30,9,11),
23=>array(0,29,30,30,29,30,29,30,29,29,30,29,30,0,10,12),
24=>array(0,29,30,30,29,30,30,29,30,29,30,29,29,0,1,1),
25=>array(4,30,29,30,29,30,30,29,30,30,29,30,29,30,2,2),
26=>array(0,29,29,30,29,30,29,30,30,29,30,30,29,0,3,3),
27=>array(0,30,29,29,30,29,30,29,30,29,30,30,30,0,4,4),
28=>array(2,29,30,29,29,30,29,29,30,29,30,30,30,30,5,5),
29=>array(0,29,30,29,29,30,29,29,30,29,30,30,30,0,6,6),
30=>array(6,29,30,30,29,29,30,29,29,30,29,30,30,29,7,7),
31=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,8,8),
32=>array(0,30,30,30,29,30,29,30,29,29,30,29,30,0,9,9),
33=>array(5,29,30,30,29,30,30,29,30,29,30,29,29,30,10,10),
34=>array(0,29,30,29,30,30,29,30,29,30,30,29,30,0,1,11),
35=>array(0,29,29,30,29,30,29,30,30,29,30,30,29,0,2,12),
36=>array(3,30,29,29,30,29,29,30,30,29,30,30,30,29,3,1),
37=>array(0,30,29,29,30,29,29,30,29,30,30,30,29,0,4,2),
38=>array(7,30,30,29,29,30,29,29,30,29,30,30,29,30,5,3),
39=>array(0,30,30,29,29,30,29,29,30,29,30,29,30,0,6,4),
40=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,7,5),
41=>array(6,30,30,29,30,30,29,30,29,29,30,29,30,29,8,6),
42=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,9,7),
43=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,10,8),
44=>array(4,30,29,30,29,30,29,30,29,30,30,29,30,30,1,9),
45=>array(0,29,29,30,29,29,30,29,30,30,30,29,30,0,2,10),
46=>array(0,30,29,29,30,29,29,30,29,30,30,29,30,0,3,11),
47=>array(2,30,30,29,29,30,29,29,30,29,30,29,30,30,4,12),
48=>array(0,30,29,30,29,30,29,29,30,29,30,29,30,0,5,1),
49=>array(7,30,29,30,30,29,30,29,29,30,29,30,29,30,6,2),
50=>array(0,29,30,30,29,30,30,29,29,30,29,30,29,0,7,3),
51=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,8,4),
52=>array(5,29,30,29,30,29,30,29,30,30,29,30,29,30,9,5),
53=>array(0,29,30,29,29,30,30,29,30,30,29,30,29,0,10,6),
54=>array(0,30,29,30,29,29,30,29,30,30,29,30,30,0,1,7),
55=>array(3,29,30,29,30,29,29,30,29,30,29,30,30,30,2,8),
56=>array(0,29,30,29,30,29,29,30,29,30,29,30,30,0,3,9),
57=>array(8,30,29,30,29,30,29,29,30,29,30,29,30,29,4,10),
58=>array(0,30,30,30,29,30,29,29,30,29,30,29,30,0,5,11),
59=>array(0,29,30,30,29,30,29,30,29,30,29,30,29,0,6,12),
60=>array(6,30,29,30,29,30,30,29,30,29,30,29,30,29,7,1),
61=>array(0,30,29,30,29,30,29,30,30,29,30,29,30,0,8,2),
62=>array(0,29,30,29,29,30,29,30,30,29,30,30,29,0,9,3),
63=>array(4,30,29,30,29,29,30,29,30,29,30,30,30,29,10,4),
64=>array(0,30,29,30,29,29,30,29,30,29,30,30,30,0,1,5),
65=>array(0,29,30,29,30,29,29,30,29,29,30,30,29,0,2,6),
66=>array(3,30,30,30,29,30,29,29,30,29,29,30,30,29,3,7),
67=>array(0,30,30,29,30,30,29,29,30,29,30,29,30,0,4,8),
68=>array(7,29,30,29,30,30,29,30,29,30,29,30,29,30,5,9),
69=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,6,10),
70=>array(0,30,29,29,30,29,30,30,29,30,30,29,30,0,7,11),
71=>array(5,29,30,29,29,30,29,30,29,30,30,30,29,30,8,12),
72=>array(0,29,30,29,29,30,29,30,29,30,30,29,30,0,9,1),
73=>array(0,30,29,30,29,29,30,29,29,30,30,29,30,0,10,2),
74=>array(4,30,30,29,30,29,29,30,29,29,30,30,29,30,1,3),
75=>array(0,30,30,29,30,29,29,30,29,29,30,29,30,0,2,4),
76=>array(8,30,30,29,30,29,30,29,30,29,29,30,29,30,3,5),
77=>array(0,30,29,30,30,29,30,29,30,29,30,29,29,0,4,6),
78=>array(0,30,29,30,30,29,30,30,29,30,29,30,29,0,5,7),
79=>array(6,30,29,29,30,29,30,30,29,30,30,29,30,29,6,8),
80=>array(0,30,29,29,30,29,30,29,30,30,29,30,30,0,7,9),
81=>array(0,29,30,29,29,30,29,29,30,30,29,30,30,0,8,10),
82=>array(4,30,29,30,29,29,30,29,29,30,29,30,30,30,9,11),
83=>array(0,30,29,30,29,29,30,29,29,30,29,30,30,0,10,12),
84=>array(10,30,29,30,30,29,29,30,29,29,30,29,30,30,1,1),
85=>array(0,29,30,30,29,30,29,30,29,29,30,29,30,0,2,2),
86=>array(0,29,30,30,29,30,30,29,30,29,30,29,29,0,3,3),
87=>array(6,30,29,30,29,30,30,29,30,30,29,30,29,29,4,4),
88=>array(0,30,29,30,29,30,29,30,30,29,30,30,29,0,5,5),
89=>array(0,30,29,29,30,29,29,30,30,29,30,30,30,0,6,6),
90=>array(5,29,30,29,29,30,29,29,30,29,30,30,30,30,7,7),
91=>array(0,29,30,29,29,30,29,29,30,29,30,30,30,0,8,8),
92=>array(0,29,30,30,29,29,30,29,29,30,29,30,30,0,9,9),
93=>array(3,29,30,30,29,30,29,30,29,29,30,29,30,29,10,10),
94=>array(0,30,30,30,29,30,29,30,29,29,30,29,30,0,1,11),
95=>array(8,29,30,30,29,30,29,30,30,29,29,30,29,30,2,12),
96=>array(0,29,30,29,30,30,29,30,29,30,30,29,29,0,3,1),
97=>array(0,30,29,30,29,30,29,30,30,29,30,30,29,0,4,2),
98=>array(5,30,29,29,30,29,29,30,30,29,30,30,29,30,5,3),
99=>array(0,30,29,29,30,29,29,30,29,30,30,30,29,0,6,4),
100=>array(0,30,30,29,29,30,29,29,30,29,30,30,29,0,7,5),
101=>array(4,30,30,29,30,29,30,29,29,30,29,30,29,30,8,6),
102=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,9,7),
103=>array(0,30,30,29,30,30,29,30,29,29,30,29,30,0,10,8),
104=>array(2,29,30,29,30,30,29,30,29,30,29,30,29,30,1,9),
105=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,2,10),
106=>array(7,30,29,30,29,30,29,30,29,30,30,29,30,30,3,11),
107=>array(0,29,29,30,29,29,30,29,30,30,30,29,30,0,4,12),
108=>array(0,30,29,29,30,29,29,30,29,30,30,29,30,0,5,1),
109=>array(5,30,30,29,29,30,29,29,30,29,30,29,30,30,6,2),
110=>array(0,30,29,30,29,30,29,29,30,29,30,29,30,0,7,3),
111=>array(0,30,29,30,30,29,30,29,29,30,29,30,29,0,8,4),
112=>array(4,30,29,30,30,29,30,29,30,29,30,29,30,29,9,5),
113=>array(0,30,29,30,29,30,30,29,30,29,30,29,30,0,10,6),
114=>array(9,29,30,29,30,29,30,29,30,30,29,30,29,30,1,7),
115=>array(0,29,30,29,29,30,29,30,30,30,29,30,29,0,2,8),
116=>array(0,30,29,30,29,29,30,29,30,30,29,30,30,0,3,9),
117=>array(6,29,30,29,30,29,29,30,29,30,29,30,30,30,4,10),
118=>array(0,29,30,29,30,29,29,30,29,30,29,30,30,0,5,11),
119=>array(0,30,29,30,29,30,29,29,30,29,29,30,30,0,6,12),
120=>array(4,29,30,30,30,29,30,29,29,30,29,30,29,30,7,1)
);
//农历天干
var $mten=array("null","甲","乙","丙","丁","戊","己","庚","辛","壬","癸"); //农历地支
var $mtwelve=array("null","子(鼠)","丑(牛)","寅(虎)","卯(兔)","辰(龙)",
"巳(蛇)","午(马)","未(羊)","申(猴)","酉(鸡)","戌(狗)","亥(猪)"); //农历月份
var $mmonth=array("闰","正","二","三","四","五","六",
"七","八","九","十","十一","十二","月");
var $mday=array("null","初一","初二","初三","初四","初五","初六","初七","初八","初九","初十",
"十一","十二","十三","十四","十五","十六","十七","十八","十九","二十",
"廿一","廿二","廿三","廿四","廿五","廿六","廿七","廿八","廿九","三十");//农历日
//赋给初值
//天干地支
var $ten=0;
var $twelve=0;
function MyPub($cYear,$cMonth,$cDay)
{
$total=11;//阳历总天数 至1900年12月21日
$mtotal=0;//阴历总天数
for ($y=1901;$y<$cYear;$y++)
{
$total+=365;
if ($y%4==0) $total ++;
}
//再加当年的几个月
switch ($cMonth){
case 12:
$total+=30;
case 11:
$total+=31;
case 10:
$total+=30;
case 9:
$total+=31;
case 8:
$total+=31;
case 7:
$total+=30;
case 6:
$total+=31;
case 5:
$total+=30;
case 4:
$total+=31;
case 3:
$total+=28;
case 2:
$total+=31;
}
//如果当年是闰年还要加一天
if ($cYear%4==0 and $cMonth>2)
{
$total++;
}
$total+=$cDay-1;
//用农历的天数累加来判断是否超过阳历的天数
for($j=0;$j<=120;$j++)
{
$i=1;
for($i=1;$i<=13;$i++)
{
$mtotal+=$this->everyCMonth[$j][$i];
if ($mtotal>=$total)
{
$flag=1;
break;
}
}
if ($flag==1)break;
}
return array("m"=>$j,"d"=>$i,"t"=>$total,"n"=>$mtotal);
}
function Cal($Year,$Month,$Day)
{
$Par=$this->MyPub($Year,$Month,$Day);
$md=$this->everyCMonth[$Par["m"]][$Par["d"]]-($Par["n"]-$Par["t"]);
$week=($Par["t"]+5)%7;
if ($this->everyCMonth[$Par["m"]][0]<>0 and $this->everyCMonth[$Par["m"]][0]<$Par["d"])
{
$mm=$Par["d"]-1;
}else{
$mm=$Par["d"];
}
if ($Par["d"]==$this->everyCMonth[$Par["d"]][0]+1 and $this->everyCMonth[$Par["d"]][0]<>0)
{
$cMonth=$this->mmonth[0].$this->mmonth[$mm];//闰月
}else{
$cMonth=$this->mmonth[$mm].$this->mmonth[13];
}
return array("year"=>$this->mten[$this->everyCMonth[$Par["m"]][14]].$this->mtwelve[$this->everyCMonth[$Par["m"]][15]],
"month"=>$cMonth,
"day"=>$this->mday[$md],
"week"=>$week);
}
}
/////调用
$test=new Calendar;
$Year=$test->Cal(2004,2,20);
echo $Year["year"]."年".$Year["month"].$Year["day"]."周".$Year["week"];
?>