class Lunar{
        var $MIN_YEAR=1891;
        var $MAX_YEAR=2100;
        var $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
        */
        function convertSolarToLunar($year,$month,$date){//debugger;
                $yearData=$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]));
        }
        function convertSolarMonthToLunar($year,$month){
                $yearData=$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 $lunar_ary;
        }
        /**
        * 将阴历转换为阳历
        * @param year 阴历-年
        * @param month 阴历-月，闰月处理：例如如果当年闰五月，那么第二个五月就传六月，相当于阴历有13个月，只是有的时候第13个月的天数为0
        * @param date 阴历-日
        */
        function convertLunarToSolar($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,$day);
        }
        /**
        * 判断是否是闰年
        * @param year
        */
        function isLeapYear($year){
                return (($year%4==0&&$year%100!=0)||($year%400==0));
        }
        /**
        * 获取干支纪年
        * @param year
        */
        function getLunarYearName($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
        */
        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
        */
        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
        */
        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
        */
        function getLunarMonths($year){
                $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];
                $leapMonth=$yearData[0];
                $bit=decbin($yearData[3]);
                for ($i=0;$ilunarInfo[$year-$this->MIN_YEAR];
                $monthArray=$this->getLunarYearMonths($year);
                $len=count($monthArray);
                return ($monthArray[$len-1]==0?$monthArray[$len-2]:$monthArray[$len-1]);
        }
        function getLunarYearMonths($year){//debugger;
                $monthData=$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 $res;         }         /**         * 获取闰月         * @param year 阴历年份         */         function getLeapMonth($year){                 $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];
                return $yearData[0];
        }
        /**
        * 计算阴历日期与正月初一相隔的天数
        * @param year http://www.phpernote.com/
        * @param month
        * @param date
        */
        function getDaysBetweenLunar($year,$month,$date){
                $yearMonth=$this->getLunarMonths($year);
                $res=0;
                for($i=1;$i<$month;$i++){                         $res+=$yearMonth[$i-1];                 }                 $res+=$date-1;                 return $res;         }         /**         * 计算2个阳历日期之间的天数         * @param year 阳历年         * @param cmonth         * @param cdate         * @param dmonth 阴历正月对应的阳历月份         * @param ddate 阴历初一对应的阳历天数         */         function getDaysBetweenSolar($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         */         function getLunarByBetween($year,$between){//debugger;                 $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 $lunarArray;
        }
        /**
        * 获取数字的阴历叫法
        * @param num 数字
        * @param isMonth 是否是月份的数字
        */
        function getCapitalNum($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;         } } 文章转至：http://www.phpernote.com/php-function/867.html