本文实例讲述了PHP编程实现阳历转换为阴历的方法。分享给大家供大家参考，具体如下：
php类
<?php
/**
* Class Lunar
* 农历 节气 节日
* author:guoyu@xzd
*/
class Lunar
{
public $MIN_YEAR = 1891;
public $MAX_YEAR = 2100;
public $lunarInfo = array(
array(0,2,9,21936),array(6,1,30,9656),array(0,2,17,9584),array(0,2,6,21168),array(5,1,26,43344),array(0,2,13,59728),
array(0,2,2,27296),array(3,1,22,44368),array(0,2,10,43856),array(8,1,30,19304),array(0,2,19,19168),array(0,2,8,42352),
array(5,1,29,21096),array(0,2,16,53856),array(0,2,4,55632),array(4,1,25,27304),array(0,2,13,22176),array(0,2,2,39632),
array(2,1,22,19176),array(0,2,10,19168),array(6,1,30,42200),array(0,2,18,42192),array(0,2,6,53840),array(5,1,26,54568),
array(0,2,14,46400),array(0,2,3,54944),array(2,1,23,38608),array(0,2,11,38320),array(7,2,1,18872),array(0,2,20,18800),
array(0,2,8,42160),array(5,1,28,45656),array(0,2,16,27216),array(0,2,5,27968),array(4,1,24,44456),array(0,2,13,11104),
array(0,2,2,38256),array(2,1,23,18808),array(0,2,10,18800),array(6,1,30,25776),array(0,2,17,54432),array(0,2,6,59984),
array(5,1,26,27976),array(0,2,14,23248),array(0,2,4,11104),array(3,1,24,37744),array(0,2,11,37600),array(7,1,31,51560),
array(0,2,19,51536),array(0,2,8,54432),array(6,1,27,55888),array(0,2,15,46416),array(0,2,5,22176),array(4,1,25,43736),
array(0,2,13,9680),array(0,2,2,37584),array(2,1,22,51544),array(0,2,10,43344),array(7,1,29,46248),array(0,2,17,27808),
array(0,2,6,46416),array(5,1,27,21928),array(0,2,14,19872),array(0,2,3,42416),array(3,1,24,21176),array(0,2,12,21168),
array(8,1,31,43344),array(0,2,18,59728),array(0,2,8,27296),array(6,1,28,44368),array(0,2,15,43856),array(0,2,5,19296),
array(4,1,25,42352),array(0,2,13,42352),array(0,2,2,21088),array(3,1,21,59696),array(0,2,9,55632),array(7,1,30,23208),
array(0,2,17,22176),array(0,2,6,38608),array(5,1,27,19176),array(0,2,15,19152),array(0,2,3,42192),array(4,1,23,53864),
array(0,2,11,53840),array(8,1,31,54568),array(0,2,18,46400),array(0,2,7,46752),array(6,1,28,38608),array(0,2,16,38320),
array(0,2,5,18864),array(4,1,25,42168),array(0,2,13,42160),array(10,2,2,45656),array(0,2,20,27216),array(0,2,9,27968),
array(6,1,29,44448),array(0,2,17,43872),array(0,2,6,38256),array(5,1,27,18808),array(0,2,15,18800),array(0,2,4,25776),
array(3,1,23,27216),array(0,2,10,59984),array(8,1,31,27432),array(0,2,19,23232),array(0,2,7,43872),array(5,1,28,37736),
array(0,2,16,37600),array(0,2,5,51552),array(4,1,24,54440),array(0,2,12,54432),array(0,2,1,55888),array(2,1,22,23208),
array(0,2,9,22176),array(7,1,29,43736),array(0,2,18,9680),array(0,2,7,37584),array(5,1,26,51544),array(0,2,14,43344),
array(0,2,3,46240),array(4,1,23,46416),array(0,2,10,44368),array(9,1,31,21928),array(0,2,19,19360),array(0,2,8,42416),
array(6,1,28,21176),array(0,2,16,21168),array(0,2,5,43312),array(4,1,25,29864),array(0,2,12,27296),array(0,2,1,44368),
array(2,1,22,19880),array(0,2,10,19296),array(6,1,29,42352),array(0,2,17,42208),array(0,2,6,53856),array(5,1,26,59696),
array(0,2,13,54576),array(0,2,3,23200),array(3,1,23,27472),array(0,2,11,38608),array(11,1,31,19176),array(0,2,19,19152),
array(0,2,8,42192),array(6,1,28,53848),array(0,2,15,53840),array(0,2,4,54560),array(5,1,24,55968),array(0,2,12,46496),
array(0,2,1,22224),array(2,1,22,19160),array(0,2,10,18864),array(7,1,30,42168),array(0,2,17,42160),array(0,2,6,43600),
array(5,1,26,46376),array(0,2,14,27936),array(0,2,2,44448),array(3,1,23,21936),array(0,2,11,37744),array(8,2,1,18808),
array(0,2,19,18800),array(0,2,8,25776),array(6,1,28,27216),array(0,2,15,59984),array(0,2,4,27424),array(4,1,24,43872),
array(0,2,12,43744),array(0,2,2,37600),array(3,1,21,51568),array(0,2,9,51552),array(7,1,29,54440),array(0,2,17,54432),
array(0,2,5,55888),array(5,1,26,23208),array(0,2,14,22176),array(0,2,3,42704),array(4,1,23,21224),array(0,2,11,21200),
array(8,1,31,43352),array(0,2,19,43344),array(0,2,7,46240),array(6,1,27,46416),array(0,2,15,44368),array(0,2,5,21920),
array(4,1,24,42448),array(0,2,12,42416),array(0,2,2,21168),array(3,1,22,43320),array(0,2,9,26928),array(7,1,29,29336),
array(0,2,17,27296),array(0,2,6,44368),array(5,1,26,19880),array(0,2,14,19296),array(0,2,3,42352),array(4,1,24,21104),
array(0,2,10,53856),array(8,1,30,59696),array(0,2,18,54560),array(0,2,7,55968),array(6,1,27,27472),array(0,2,15,22224),
array(0,2,5,19168),array(4,1,25,42216),array(0,2,12,42192),array(0,2,1,53584),array(2,1,21,55592),array(0,2,9,54560)
);
/**
* 将阳历转换为阴历
* @param year 公历-年
* @param month 公历-月
* @param date 公历-日
*/
public function convertSolarToLunar($year,$month,$date)
{
$yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
if($year==$this->MIN_YEAR&&$month<=2&&$date<=9) return array(1891,'正月','初一','辛卯',1,1,'兔');
return $this->getLunarByBetween($year,$this->getDaysBetweenSolar($year,$month,$date,$yearData[1],$yearData[2]));
}
public function convertSolarMonthToLunar($year,$month,$date)
{
$yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
if($year==$this->MIN_YEAR&&$month<=2&&$date<=9) return array(1891,'正月','初一','辛卯',1,1,'兔');
$month_days_ary = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
$dd = $month_days_ary[$month];
if($this->isLeapYear($year) && $month == 2) $dd++;
$lunar_ary = array();
for ($i = 1; $i < $dd; $i++)
{
$array = $this->getLunarByBetween($year,$this->getDaysBetweenSolar($year, $month, $i, $yearData[1], $yearData[2]));
$array[] = $year . '-' . $month . '-' . $i;
$lunar_ary[$i] = $array;
}
return $lunar_ary;
}
/**
* 将阴历转换为阳历
* @param year 阴历-年
* @param month 阴历-月，闰月处理：例如如果当年闰五月，那么第二个五月就传六月，相当于阴历有13个月，只是有的时候第13个月的天数为0
* @param date 阴历-日
*/
public function convertLunarToSolar($year,$month,$date)
{
$yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
$between = $this->getDaysBetweenLunar($year,$month,$date);
$res = mktime(0,0,0,$yearData[1],$yearData[2],$year);
$res = date('Y-m-d', $res+$between*24*60*60);
$day = explode('-', $res);
$year = $day[0];
$month= $day[1];
$day = $day[2];
return array($year, $month, $day);
}
/**
* 判断是否是闰年
* @param year
*/
public function isLeapYear($year)
{
return (($year%4==0 && $year%100 !=0) || ($year%400==0));
}
/**
* 获取干支纪年
* @param year
*/
public function getLunarYearName($year)
{
$sky = array('庚','辛','壬','癸','甲','乙','丙','丁','戊','己');
$earth = array('申','酉','戌','亥','子','丑','寅','卯','辰','巳','午','未');
$year = $year.'';
return $sky[$year{3}].$earth[$year%12];
}
/**
* 根据阴历年获取生肖
* @param year 阴历年
*/
public function getYearZodiac($year)
{
$zodiac = array('猴','鸡','狗','猪','鼠','牛','虎','兔','龙','蛇','马','羊');
return $zodiac[$year%12];
}
/**
* 获取阳历月份的天数
* @param year 阳历-年
* @param month 阳历-月
*/
public function getSolarMonthDays($year,$month)
{
$monthHash = array('1'=>31,'2'=>$this->isLeapYear($year)?29:28,'3'=>31,'4'=>30,'5'=>31,'6'=>30,'7'=>31,'8'=>31,'9'=>30,'10'=>31,'11'=>30,'12'=>31);
return $monthHash["$month"];
}
/**
* 获取阴历月份的天数
* @param year 阴历-年
* @param month 阴历-月，从一月开始
*/
public function getLunarMonthDays($year,$month)
{
$monthData = $this->getLunarMonths($year);
return $monthData[$month-1];
}
/**
* 获取阴历每月的天数的数组
* @param year
*/
public function getLunarMonths($year)
{
$yearData = $this->lunarInfo[$year - $this->MIN_YEAR];
$leapMonth = $yearData[0];
$bit = decbin($yearData[3]);
for ($i = 0; $i < strlen($bit);$i ++) $bitArray[$i] = substr($bit, $i, 1);
for($k=0,$klen=16-count($bitArray);$k<$klen;$k++) array_unshift($bitArray, '0');
$bitArray = array_slice($bitArray,0,($leapMonth==0?12:13));
for($i=0; $i<count($bitArray); $i++) $bitArray[$i] = $bitArray[$i] + 29;
return $bitArray;
}
/**
* 获取农历每年的天数
* @param year 农历年份
*/
public function getLunarYearDays($year)
{
$yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
$monthArray = $this->getLunarYearMonths($year);
$len = count($monthArray);
return ($monthArray[$len-1]==0?$monthArray[$len-2]:$monthArray[$len-1]);
}
public function getLunarYearMonths($year)
{
$monthData = $this->getLunarMonths($year);
$res=array();
$temp=0;
$yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
$len = ($yearData[0]==0?12:13);
for($i=0;$i<$len;$i++)
{
$temp=0;
for($j=0;$j<=$i;$j++) $temp+=$monthData[$j];
array_push($res, $temp);
}
return $res;
}
/**
* 获取闰月
* @param year 阴历年份
*/
public function getLeapMonth($year)
{
$yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
return $yearData[0];
}
/**
* 计算阴历日期与正月初一相隔的天数
* @param year
* @param month
* @param date
*/
public function getDaysBetweenLunar($year,$month,$date)
{
$yearMonth = $this->getLunarMonths($year);
$res=0;
for($i=1;$i<$month;$i++) $res +=$yearMonth[$i-1];
$res+=$date-1;
return $res;
}
/**
* 计算2个阳历日期之间的天数
* @param year 阳历年
* @param cmonth
* @param cdate
* @param dmonth 阴历正月对应的阳历月份
* @param ddate 阴历初一对应的阳历天数
*/
public function getDaysBetweenSolar($year,$cmonth,$cdate,$dmonth,$ddate)
{
$a = mktime(0,0,0,$cmonth,$cdate,$year);
$b = mktime(0,0,0,$dmonth,$ddate,$year);
return ceil(($a-$b)/24/3600);
}
/**
* 根据距离正月初一的天数计算阴历日期
* @param year 阳历年
* @param between 天数
*/
public function getLunarByBetween($year,$between)
{
$lunarArray = array();
$yearMonth=array();
$t=0;
$e=0;
$leapMonth=0;
$m='';
if($between==0)
{
array_push($lunarArray, $year,'正月','初一');
$t = 1;
$e = 1;
}
else
{
$year = $between>0? $year : ($year-1);
$yearMonth = $this->getLunarYearMonths($year);
$leapMonth = $this->getLeapMonth($year);
$between = $between>0?$between : ($this->getLunarYearDays($year)+$between);
for($i=0;$i<13;$i++)
{
if($between==$yearMonth[$i])
{
$t=$i+2;
$e=1;
break;
}else if($between<$yearMonth[$i])
{
$t=$i+1;
$e=$between-(empty($yearMonth[$i-1])?0:$yearMonth[$i-1])+1;
break;
}
}
$m = ($leapMonth!=0&&$t==$leapMonth+1)?('闰'.$this->getCapitalNum($t- 1,true)):$this->getCapitalNum(($leapMonth!=0&&$leapMonth+1<$t?($t-1):$t),true);
array_push($lunarArray,$year,$m,$this->getCapitalNum($e,false));
}
array_push($lunarArray,$this->getLunarYearName($year));// 天干地支
array_push($lunarArray,$t,$e);
array_push($lunarArray,$this->getYearZodiac($year));// 12生肖
array_push($lunarArray,$leapMonth);// 闰几月
return $lunarArray;
}
/**
* 获取数字的阴历叫法
* @param num 数字
* @param isMonth 是否是月份的数字
*/
public function getCapitalNum($num,$isMonth)
{
$isMonth = $isMonth || false;
$dateHash=array('0'=>'','1'=>'一','2'=>'二','3'=>'三','4'=>'四','5'=>'五','6'=>'六','7'=>'七','8'=>'八','9'=>'九','10'=>'十 ');
$monthHash=array('0'=>'','1'=>'正月','2'=>'二月','3'=>'三月','4'=>'四月','5'=>'五月','6'=>'六月','7'=>'七月','8'=>'八月','9'=>'九月','10'=>'十月','11'=>'冬月','12'=>'腊月');
$res='';
if($isMonth) $res = $monthHash[$num];
else
{
if($num<=10) $res = '初'.$dateHash[$num];
else if($num>10&&$num<20) $res = '十'.$dateHash[$num-10];
else if($num==20) $res = "二十";
else if($num>20&&$num<30) $res = "廿".$dateHash[$num-20];
else if($num==30) $res = "三十";
}
return $res;
}
/**
* 节气通用算法
*/
public function getJieQi($_year,$month,$day)
{
$year = substr($_year,-2)+0;
$coefficient = array(
array(5.4055,2019,-1),//小寒
array(20.12,2082,1),//大寒
array(3.87),//立春
array(18.74,2026,-1),//雨水
array(5.63),//惊蛰
array(20.646,2084,1),//春分
array(4.81),//清明
array(20.1),//谷雨
array(5.52,1911,1),//立夏
array(21.04,2008,1),//小满
array(5.678,1902,1),//芒种
array(21.37,1928,1),//夏至
array(7.108,2016,1),//小暑
array(22.83,1922,1),//大暑
array(7.5,2002,1),//立秋
array(23.13),//处暑
array(7.646,1927,1),//白露
array(23.042,1942,1),//秋分
array(8.318),//寒露
array(23.438,2089,1),//霜降
array(7.438,2089,1),//立冬
array(22.36,1978,1),//小雪
array(7.18,1954,1),//大雪
array(21.94,2021,-1)//冬至
);
$term_name = array(
"小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨",
"立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑",
"白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至");
$idx1 = ($month-1)*2;
$_leap_value = floor(($year-1)/4);
$day1 = floor($year*0.2422+$coefficient[$idx1][0])-$_leap_value;
if(isset($coefficient[$idx1][1])&&$coefficient[$idx1][1]==$_year) $day1 += $coefficient[$idx1][2];
$day2 = floor($year*0.2422+$coefficient[$idx1+1][0])-$_leap_value;
if(isset($coefficient[$idx1+1][1])&&$coefficient[$idx1+1][1]==$_year) $day1 += $coefficient[$idx1+1][2];
if($day==$day1) return $term_name[$idx1];
if($day==$day2) return $term_name[$idx1+1];
return '';
}
/**
* 获取节日：特殊的节日只能修改此函数来计算
*/
public function getFestival($today, $nl_info = false,$config = 1)
{
if($config == 1)
{
$arr_lunar=array('01-01'=>'春节','01-15'=>'元宵节','02-02'=>'二月二','05-05'=>'端午节','07-07'=>'七夕节','08-15'=>'中秋节','09-09'=>'重阳节','12-08'=>'腊八节','12-23'=>'小年');
$arr_solar=array('01-01'=>'元旦','02-14'=>'情人节','03-12'=>'植树节','04-01'=>'愚人节','05-01'=>'劳动节','06-01'=>'儿童节','10-01'=>'国庆节','10-31'=>'万圣节','12-24'=>'平安夜','12-25'=>'圣诞节');
}//需要不同节日的，用不同的$config,然后配置$arr_lunar和$arr_solar
$festivals = array();
list($y,$m,$d) = explode('-',$today);
if(!$nl_info) $nl_info = $this->convertSolarToLunar($y,intval($m),intval($d));
if($nl_info[7]>0&&$nl_info[7]<$nl_info[4]) $nl_info[4]-=1;
$md_lunar = substr('0'.$nl_info[4],-2).'-'.substr('0'.$nl_info[5],-2);
$md_solar=substr_replace($today,'',0,5);
isset($arr_lunar[$md_lunar])?array_push($festivals, $arr_lunar[$md_lunar]):'';
isset($arr_solar[$md_solar])?array_push($festivals, $arr_solar[$md_solar]):'';
$glweek = date("w",strtotime($today)); //0-6
if($m==5&&($d>7)&&($d<15)&&($glweek==0))array_push($festivals, "母亲节");
if($m==6&&($d>14)&&($d<22)&&($glweek==0))array_push($festivals,"父亲节");
$jieqi = $this->getJieQi($y,$m,$d);
if($jieqi)array_push($festivals,$jieqi);
return implode('/',$festivals);
}
}
调用方法：
$lunar = new Lunar();
$month = $lunar->convertSolarToLunar(date('Y'),date('m'),date('d'));
print_r($month);
运行结果：
Array ( [0] => 2017 [1] => 闰六月 [2] => 十七 [3] => 丁酉 [4] => 7 [5] => 17 [6] => 鸡 [7] => 6 )
PS：这里再为大家推荐几款日历相关在线工具供大家参考：
网页万年历日历：
http://tools.maopiaopiao.com/bianmin/webwannianli
在线阴历/阳历转换工具：
http://tools.maopiaopiao.com/bianmin/yinli2yangli
在线万年历日历：
http://tools.maopiaopiao.com/bianmin/wannianli
在线万年历黄历flash版：
http://tools.maopiaopiao.com/bianmin/flashwnl
另外，本站历史上的今天也有相似的农历日期显示功能：
http://tools.maopiaopiao.com/bianmin/lishi
希望本文所述对大家PHP程序设计有所帮助。