本文實例為大家分享了php陽歷轉農歷代碼，供大家參考，具體內容如下
<?php
function nongli($riqi)
{
//優化修改 20160807 FXL
$nian=date('Y',strtotime($riqi));
$yue=date('m',strtotime($riqi));
$ri=date('d',strtotime($riqi));
#源碼部分原作者：沈潋(S&S Lab)
#農歷每月的天數
$everymonth=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)
);
##############################
#農歷天干
$mten=array("null","甲","乙","丙","丁","戊","己","庚","辛","壬","癸");
#農歷地支
$mtwelve=array("null","子(鼠)","丑(牛)","寅(虎)","卯(兔)","辰(龍)",
"巳(蛇)","午(馬)","未(羊)","申(猴)","酉(雞)","戌(狗)","亥(豬)");
#農歷月份
$mmonth=array("閏","正","二","三","四","五","六",
"七","八","九","十","十一","十二","月");
#農歷日
$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");
##############################
#星期
$weekday = array("星期日","星期一","星期二","星期三","星期四","星期五","星期六");
#陽歷總天數 至1900年12月21日
$total=11;
#陰歷總天數
$mtotal=0;
##############################
#獲得當日日期
//$today=getdate(); //獲取今天的日期
if($nian<1901 || $nian>2020) die("年份出錯！");
//$cur_wday=$today["wday"]; //星期中第幾天的數字表示
for($y=1901;$y<$nian;$y++) { //計算到所求日期陽歷的總天數-自1900年12月21日始,先算年的和
$total+=365;
if ($y%4==0) $total++;
}
switch($yue) { //再加當年的幾個月
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:
$total+=31;
}
if($nian%4 == 0 && $yue>2) $total++; //如果當年是閏年還要加一天
$total=$total+$ri-1; //加當月的天數
$flag1=0; //判斷跳出循環的條件
$j=0;
while ($j<=120){ //用農歷的天數累加來判斷是否超過陽歷的天數
$i=1;
while ($i<=13){
$mtotal+=$everymonth[$j][$i];
if ($mtotal>=$total){
$flag1=1;
break;
}
$i++;
}
if ($flag1==1) break;
$j++;
}
if($everymonth[$j][0]<>0 and $everymonth[$j][0]<$i){ //原來錯在這裡，對閏月沒有修補
$mm=$i-1;
}
else{
$mm=$i;
}
if($i==$everymonth[$j][0]+1 and $everymonth[$j][0]<>0) {
$nlmon=$mmonth[0].$mmonth[$mm];#閏月
}
else {
$nlmon=$mmonth[$mm].$mmonth[13];
}
#計算所求月份1號的農歷日期
$md=$everymonth[$j][$i]-($mtotal-$total);
if($md > $everymonth[$j][$i])
$md-=$everymonth[$j][$i];
$nlday=$mday[$md];
//$nowday=date("Y年n月j日 ")."w".$weekday[$cur_wday]." ".$mten[$everymonth[$j][14]].$mtwelve[$everymonth[$j][15]]."年".$nlmon.$nlday;
$nowday=$mten[$everymonth[$j][14]].$mtwelve[$everymonth[$j][15]]."年 ".$nlmon.$nlday;
return $nowday;
}
echo nongli('20160807'); //標准8位
以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持。
