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``` <?php /** * Created by PhpStorm. * User: timeless * Date: 17-3-9 * Time: 上午9:32 */ 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');         }         $month1=2;         $date1=$date;         if ($this->isLeapYear($year)){            $date1=5;         }else{            $date1=4;         }                  return $this->getLunarByBetween($year, $this->getDaysBetweenSolar($year, $month, $date,$month1,$date1));// $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; $i < strlen($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 $bitArray;     }     /**      * 获取农历每年的天数      * @param year 农历年份      */     function getLunarYearDays($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]);     }     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 $yearData[0];     }     /**      * 计算阴历日期与正月初一相隔的天数      * @param year      * @param month      * @param date      */     function getDaysBetweenLunar($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;     } } $rqi=$_GET['rqi']; //$rqi=str_split($rqi,2); //return $rqi; header("Content-Type:text/html;charset=utf-8"); $lunar = new Lunar(); $month = $lunar->convertSolarToLunar('1981', '01', '18');//将阳历转换为阴历 /* echo '<pre>'; print_r($month); echo '<br>'; echo json_encode($month); echo '<br>'; */ return print_r($month[6]); ```