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jfcherng/LunarCalendar.php

Last active January 11, 2024 09:27
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Revisions

  1. jfcherng revised this gist Jan 10, 2024. 1 changed file with 6 additions and 7 deletions.
    13 changes: 6 additions & 7 deletions LunarCalendar.php
    View file
    Original file line number Diff line number Diff line change
    @@ -103,9 +103,6 @@ public function convertSolarToLunar(int $year, int $month, int $date): array
    public function convertSolarMonthToLunar(int $year, int $month): array
    {
    $yearData = static::LUNAR_INFO[$year - static::MIN_YEAR];
    if ($year === static::MIN_YEAR && $month <= 2 && $date <= 9) {
    return [1891, '正月', '初一', '辛卯', 1, 1, '兔'];
    }

    $dd = $this->getSolarMonthDays($year, $month);
    if ($this->isLeapYear($year) && $month === 2) {
    @@ -247,7 +244,6 @@ public function getLunarMonths(int $year): array
    */
    public function getLunarYearDays(int $year): int
    {
    $yearData = static::LUNAR_INFO[$year - static::MIN_YEAR];
    $monthArray = $this->getLunarYearMonths($year);
    $len = count($monthArray);

    @@ -426,6 +422,9 @@ public function getCapitalNum(int $num, bool $isMonth = false): string
    }
    }

    $lunar = new Lunar();
    $month = $lunar->convertSolarToLunar(2018, 1, 2);
    print_r($month);
    function demo() {
    $lunar = new Lunar();
    $month = $lunar->convertSolarToLunar(2018, 1, 2);
    print_r($month);
    }
    // demo();
  2. jfcherng revised this gist Jun 18, 2018. 1 changed file with 9 additions and 9 deletions.
    18 changes: 9 additions & 9 deletions LunarCalendar.php
    View file
    Original file line number Diff line number Diff line change
    @@ -89,8 +89,8 @@ class Lunar
    public function convertSolarToLunar(int $year, int $month, int $date): array
    {
    //debugger;
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    if ($year === self::MIN_YEAR && $month <= 2 && $date <= 9) {
    $yearData = static::LUNAR_INFO[$year - static::MIN_YEAR];
    if ($year === static::MIN_YEAR && $month <= 2 && $date <= 9) {
    return [1891, '正月', '初一', '辛卯', 1, 1, '兔'];
    }

    @@ -102,8 +102,8 @@ public function convertSolarToLunar(int $year, int $month, int $date): array

    public function convertSolarMonthToLunar(int $year, int $month): array
    {
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    if ($year === self::MIN_YEAR && $month <= 2 && $date <= 9) {
    $yearData = static::LUNAR_INFO[$year - static::MIN_YEAR];
    if ($year === static::MIN_YEAR && $month <= 2 && $date <= 9) {
    return [1891, '正月', '初一', '辛卯', 1, 1, '兔'];
    }

    @@ -136,7 +136,7 @@ public function convertSolarMonthToLunar(int $year, int $month): array
    */
    public function convertLunarToSolar(int $year, int $month, int $date): array
    {
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    $yearData = static::LUNAR_INFO[$year - static::MIN_YEAR];
    $between = $this->getDaysBetweenLunar($year, $month, $date);

    $res = mktime(0, 0, 0, $yearData[1], $yearData[2], $year);
    @@ -218,7 +218,7 @@ public function getLunarMonthDays(int $year, int $month): int
    */
    public function getLunarMonths(int $year): array
    {
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    $yearData = static::LUNAR_INFO[$year - static::MIN_YEAR];
    $leapMonth = $yearData[0];
    $bit = decbin($yearData[3]);

    @@ -247,7 +247,7 @@ public function getLunarMonths(int $year): array
    */
    public function getLunarYearDays(int $year): int
    {
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    $yearData = static::LUNAR_INFO[$year - static::MIN_YEAR];
    $monthArray = $this->getLunarYearMonths($year);
    $len = count($monthArray);

    @@ -267,7 +267,7 @@ public function getLunarYearMonths(int $year): array
    $monthData = $this->getLunarMonths($year);
    $res = [];
    $temp = 0;
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    $yearData = static::LUNAR_INFO[$year - static::MIN_YEAR];
    $len = ($yearData[0] === 0 ? 12 : 13);

    for ($i = 0; $i < $len; ++$i) {
    @@ -290,7 +290,7 @@ public function getLunarYearMonths(int $year): array
    */
    public function getLeapMonth(int $year): int
    {
    return self::LUNAR_INFO[$year - self::MIN_YEAR][0];
    return static::LUNAR_INFO[$year - static::MIN_YEAR][0];
    }

    /**
  3. jfcherng revised this gist Jun 18, 2018. 1 changed file with 111 additions and 88 deletions.
    199 changes: 111 additions & 88 deletions LunarCalendar.php
    View file
    Original file line number Diff line number Diff line change
    @@ -43,21 +43,54 @@ class Lunar
    [0, 2, 5, 19168], [4, 1, 25, 42216], [0, 2, 12, 42192], [0, 2, 1, 53584], [2, 1, 21, 55592], [0, 2, 9, 54560],
    ];

    const SKY = [
    '庚', '辛', '壬', '癸',
    '甲', '乙', '丙', '丁',
    '戊', '己',
    ];

    const EARTH = [
    '申', '酉', '戌', '亥',
    '子', '丑', '寅', '卯',
    '辰', '巳', '午', '未',
    ];

    const ZODIAC = [
    '猴', '雞', '狗', '豬', '鼠', '牛',
    '虎', '兔', '龍', '蛇', '馬', '羊',
    ];

    const DATE_HASH = [
    '',
    '一', '二', '三', '四', '五',
    '六', '七', '八', '九', '十',
    ];

    const MONTH_HASH = [
    '',
    '正月', '二月', '三月', '四月', '五月', '六月',
    '七月', '八月', '九月', '十月', '冬月', '臘月',
    ];

    const MONTH_DAYS = [
    31, -1, 31, 30, 31, 30,
    31, 31, 30, 31, 30, 31,
    ];

    /**
    * 將陽曆轉換為陰曆.
    *
    * @param year 公曆-年
    * @param month 公曆-月
    * @param date 公曆-日
    * @param mixed $year
    * @param mixed $month
    * @param mixed $date
    * @param int $year 公曆-年
    * @param int $month 公曆-月
    * @param int $date 公曆-日
    *
    * @return array
    */
    public function convertSolarToLunar(string $year, string $month, string $date): array
    public function convertSolarToLunar(int $year, int $month, int $date): array
    {
    //debugger;
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    if ($year == self::MIN_YEAR && $month <= 2 && $date <= 9) {
    if ($year === self::MIN_YEAR && $month <= 2 && $date <= 9) {
    return [1891, '正月', '初一', '辛卯', 1, 1, '兔'];
    }

    @@ -67,17 +100,18 @@ public function convertSolarToLunar(string $year, string $month, string $date):
    );
    }

    public function convertSolarMonthToLunar(string $year, string $month): array
    public function convertSolarMonthToLunar(int $year, int $month): array
    {
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    if ($year == self::MIN_YEAR && $month <= 2 && $date <= 9) {
    if ($year === self::MIN_YEAR && $month <= 2 && $date <= 9) {
    return [1891, '正月', '初一', '辛卯', 1, 1, '兔'];
    }
    $month_days_ary = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
    $dd = $month_days_ary[$month];
    if ($this->isLeapYear($year) && $month == 2) {

    $dd = $this->getSolarMonthDays($year, $month);
    if ($this->isLeapYear($year) && $month === 2) {
    ++$dd;
    }

    $lunar_ary = [];
    for ($i = 1; $i < $dd; ++$i) {
    $array = $this->getLunarByBetween(
    @@ -94,24 +128,21 @@ public function convertSolarMonthToLunar(string $year, string $month): array
    /**
    * 將陰曆轉換為陽曆.
    *
    * @param string $year 陰曆-年
    * @param string $month 陰曆-月，閏月處理：例如如果當年閏五月，那麼第二個五月就傳六月，相當於陰曆有13個月，只是有的時候第13個月的天數為0
    * @param string $date 陰曆-日
    * @param int $year 陰曆-年
    * @param int $month 陰曆-月，閏月處理：例如如果當年閏五月，那麼第二個五月就傳六月，相當於陰曆有13個月，只是有的時候第13個月的天數為0
    * @param int $date 陰曆-日
    *
    * @return array
    */
    public function convertLunarToSolar(string $year, string $month, string $date): array
    public function convertLunarToSolar(int $year, int $month, int $date): array
    {
    $yearData = self::LUNAR_INFO[$year - self::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 [$year, $month, $day];
    return explode('-', $res);
    }

    /**
    @@ -123,22 +154,19 @@ public function convertLunarToSolar(string $year, string $month, string $date):
    */
    public function isLeapYear(int $year): bool
    {
    return ($year & 3 == 0 && $year % 100 != 0) || ($year % 400 == 0);
    return ($year & 3 === 0 && $year % 100 !== 0) || ($year % 400 === 0);
    }

    /**
    * 獲取干支紀年.
    *
    * @param string $year The year
    * @param int $year The year
    *
    * @return string the lunar year name
    */
    public function getLunarYearName(string $year): string
    public function getLunarYearName(int $year): string
    {
    $sky = ['庚', '辛', '壬', '癸', '甲', '乙', '丙', '丁', '戊', '己'];
    $earth = ['申', '酉', '戌', '亥', '子', '丑', '寅', '卯', '辰', '巳', '午', '未'];

    return $sky[$year[3]] . $earth[$year % 12];
    return static::SKY[$year % 10] . static::EARTH[$year % 12];
    }

    /**
    @@ -150,38 +178,22 @@ public function getLunarYearName(string $year): string
    */
    public function getYearZodiac(int $year): string
    {
    $zodiac = ['猴', '雞', '狗', '豬', '鼠', '牛', '虎', '兔', '龍', '蛇', '馬', '羊'];

    return $zodiac[$year % 12];
    return static::ZODIAC[$year % 12];
    }

    /**
    * 獲取陽曆月份的天數.
    *
    * @param year 陽曆-年
    * @param month 陽曆-月
    * @param mixed $year
    * @param mixed $month
    * @param int $year 陽曆-年
    * @param int $month 陽曆-月
    *
    * @return int the solar month days
    */
    public function getSolarMonthDays(string $year, string $month)
    public function getSolarMonthDays(int $year, int $month): int
    {
    static $monthHash = [
    '1' => 31,
    '3' => 31,
    '4' => 30,
    '5' => 31,
    '6' => 30,
    '7' => 31,
    '8' => 31,
    '9' => 30,
    '10' => 31,
    '11' => 30,
    '12' => 31,
    ];

    return $month == '2'
    return $month === 2
    ? ($this->isLeapYear($year) ? 29 : 28)
    : $monthHash[$month];
    : static::MONTH_DAYS[$month];
    }

    /**
    @@ -194,9 +206,7 @@ public function getSolarMonthDays(string $year, string $month)
    */
    public function getLunarMonthDays(int $year, int $month): int
    {
    $monthData = $this->getLunarMonths($year);

    return $monthData[$month - 1];
    return $this->getLunarMonths($year)[$month - 1];
    }

    /**
    @@ -211,13 +221,16 @@ public function getLunarMonths(int $year): array
    $yearData = self::LUNAR_INFO[$year - self::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));

    $bitArray = array_slice($bitArray, 0, ($leapMonth === 0 ? 12 : 13));
    for ($i = 0; $i < count($bitArray); ++$i) {
    $bitArray[$i] = $bitArray[$i] + 29;
    }
    @@ -238,7 +251,7 @@ public function getLunarYearDays(int $year): int
    $monthArray = $this->getLunarYearMonths($year);
    $len = count($monthArray);

    return $monthArray[$len - 1] == 0 ? $monthArray[$len - 2] : $monthArray[$len - 1];
    return $monthArray[$len - 1] === 0 ? $monthArray[$len - 2] : $monthArray[$len - 1];
    }

    /**
    @@ -250,18 +263,19 @@ public function getLunarYearDays(int $year): int
    */
    public function getLunarYearMonths(int $year): array
    {
    //debugger;
    //debugger
    $monthData = $this->getLunarMonths($year);
    $res = [];
    $temp = 0;
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    $len = ($yearData[0] == 0 ? 12 : 13);
    $len = ($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);
    $res[] = $temp;
    }

    return $res;
    @@ -291,6 +305,7 @@ public function getLeapMonth(int $year): int
    public function getDaysBetweenLunar(int $year, int $month, int $date): int
    {
    $yearMonth = $this->getLunarMonths($year);

    $res = 0;
    for ($i = 1; $i < $month; ++$i) {
    $res += $yearMonth[$i - 1];
    @@ -329,14 +344,15 @@ public function getDaysBetweenSolar(int $year, int $cmonth, int $cdate, int $dmo
    */
    public function getLunarByBetween(int $year, int $between): array
    {
    //debugger;
    // debugger
    $lunarArray = [];
    $yearMonth = [];
    $t = 0;
    $e = 0;
    $leapMonth = 0;
    $m = '';
    if ($between == 0) {

    if ($between === 0) {
    array_push($lunarArray, $year, '正月', '初一');
    $t = 1;
    $e = 1;
    @@ -345,8 +361,9 @@ public function getLunarByBetween(int $year, int $between): array
    $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]) {
    if ($between === $yearMonth[$i]) {
    $t = $i + 2;
    $e = 1;
    break;
    @@ -357,46 +374,52 @@ public function getLunarByBetween(int $year, int $between): array
    break;
    }
    }
    $m = ($leapMonth != 0 && $t == $leapMonth + 1)

    $m = ($leapMonth !== 0 && $t === $leapMonth + 1)
    ? ('閏' . $this->getCapitalNum($t - 1, true))
    : $this->getCapitalNum(($leapMonth != 0 && $leapMonth + 1 < $t ? ($t - 1) : $t), 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)); // 生肖
    array_push($lunarArray, $leapMonth); // 閏幾月

    array_push(
    $lunarArray,
    $this->getLunarYearName($year), // 天干地支
    $t,
    $e,
    $this->getYearZodiac($year), // 生肖
    $leapMonth // 閏幾月
    );

    return $lunarArray;
    }

    /**
    * 獲取數字的陰曆叫法.
    *
    * @param string $num 數字
    * @param bool $isMonth 是否是月份的數字
    * @param int $num 數字
    * @param bool $isMonth 是否是月份的數字
    *
    * @return string the capital number
    */
    public function getCapitalNum(string $num, bool $isMonth = false): string
    public function getCapitalNum(int $num, bool $isMonth = false): string
    {
    $dateHash = ['0' => '', '1' => '一', '2' => '二', '3' => '三', '4' => '四', '5' => '五', '6' => '六', '7' => '七', '8' => '八', '9' => '九', '10' => '十 '];
    $monthHash = ['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' => '臘月'];
    $res = '';
    if ($isMonth) {
    $res = $monthHash[$num];
    return static::MONTH_HASH[$num];
    }

    if ($num <= 10) {
    $res = '初' . static::DATE_HASH[$num];
    } elseif ($num < 20) {
    $res = '十' . static::DATE_HASH[$num - 10];
    } elseif ($num === 20) {
    $res = '二十';
    } elseif ($num < 30) {
    $res = '廿' . static::DATE_HASH[$num - 20];
    } elseif ($num === 30) {
    $res = '三十';
    } else {
    if ($num <= 10) {
    $res = '初' . $dateHash[$num];
    } elseif ($num > 10 && $num < 20) {
    $res = '十' . $dateHash[$num - 10];
    } elseif ($num == 20) {
    $res = '二十';
    } elseif ($num > 20 && $num < 30) {
    $res = '廿' . $dateHash[$num - 20];
    } elseif ($num == 30) {
    $res = '三十';
    }
    $res = '';
    }

    return $res;
  4. jfcherng created this gist Jan 1, 2018.
    408 changes: 408 additions & 0 deletions LunarCalendar.php
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,408 @@
    <?php

    class Lunar
    {
    const MIN_YEAR = 1891;
    const MAX_YEAR = 2100;

    const LUNAR_INFO = [
    [0, 2, 9, 21936], [6, 1, 30, 9656], [0, 2, 17, 9584], [0, 2, 6, 21168], [5, 1, 26, 43344], [0, 2, 13, 59728],
    [0, 2, 2, 27296], [3, 1, 22, 44368], [0, 2, 10, 43856], [8, 1, 30, 19304], [0, 2, 19, 19168], [0, 2, 8, 42352],
    [5, 1, 29, 21096], [0, 2, 16, 53856], [0, 2, 4, 55632], [4, 1, 25, 27304], [0, 2, 13, 22176], [0, 2, 2, 39632],
    [2, 1, 22, 19176], [0, 2, 10, 19168], [6, 1, 30, 42200], [0, 2, 18, 42192], [0, 2, 6, 53840], [5, 1, 26, 54568],
    [0, 2, 14, 46400], [0, 2, 3, 54944], [2, 1, 23, 38608], [0, 2, 11, 38320], [7, 2, 1, 18872], [0, 2, 20, 18800],
    [0, 2, 8, 42160], [5, 1, 28, 45656], [0, 2, 16, 27216], [0, 2, 5, 27968], [4, 1, 24, 44456], [0, 2, 13, 11104],
    [0, 2, 2, 38256], [2, 1, 23, 18808], [0, 2, 10, 18800], [6, 1, 30, 25776], [0, 2, 17, 54432], [0, 2, 6, 59984],
    [5, 1, 26, 27976], [0, 2, 14, 23248], [0, 2, 4, 11104], [3, 1, 24, 37744], [0, 2, 11, 37600], [7, 1, 31, 51560],
    [0, 2, 19, 51536], [0, 2, 8, 54432], [6, 1, 27, 55888], [0, 2, 15, 46416], [0, 2, 5, 22176], [4, 1, 25, 43736],
    [0, 2, 13, 9680], [0, 2, 2, 37584], [2, 1, 22, 51544], [0, 2, 10, 43344], [7, 1, 29, 46248], [0, 2, 17, 27808],
    [0, 2, 6, 46416], [5, 1, 27, 21928], [0, 2, 14, 19872], [0, 2, 3, 42416], [3, 1, 24, 21176], [0, 2, 12, 21168],
    [8, 1, 31, 43344], [0, 2, 18, 59728], [0, 2, 8, 27296], [6, 1, 28, 44368], [0, 2, 15, 43856], [0, 2, 5, 19296],
    [4, 1, 25, 42352], [0, 2, 13, 42352], [0, 2, 2, 21088], [3, 1, 21, 59696], [0, 2, 9, 55632], [7, 1, 30, 23208],
    [0, 2, 17, 22176], [0, 2, 6, 38608], [5, 1, 27, 19176], [0, 2, 15, 19152], [0, 2, 3, 42192], [4, 1, 23, 53864],
    [0, 2, 11, 53840], [8, 1, 31, 54568], [0, 2, 18, 46400], [0, 2, 7, 46752], [6, 1, 28, 38608], [0, 2, 16, 38320],
    [0, 2, 5, 18864], [4, 1, 25, 42168], [0, 2, 13, 42160], [10, 2, 2, 45656], [0, 2, 20, 27216], [0, 2, 9, 27968],
    [6, 1, 29, 44448], [0, 2, 17, 43872], [0, 2, 6, 38256], [5, 1, 27, 18808], [0, 2, 15, 18800], [0, 2, 4, 25776],
    [3, 1, 23, 27216], [0, 2, 10, 59984], [8, 1, 31, 27432], [0, 2, 19, 23232], [0, 2, 7, 43872], [5, 1, 28, 37736],
    [0, 2, 16, 37600], [0, 2, 5, 51552], [4, 1, 24, 54440], [0, 2, 12, 54432], [0, 2, 1, 55888], [2, 1, 22, 23208],
    [0, 2, 9, 22176], [7, 1, 29, 43736], [0, 2, 18, 9680], [0, 2, 7, 37584], [5, 1, 26, 51544], [0, 2, 14, 43344],
    [0, 2, 3, 46240], [4, 1, 23, 46416], [0, 2, 10, 44368], [9, 1, 31, 21928], [0, 2, 19, 19360], [0, 2, 8, 42416],
    [6, 1, 28, 21176], [0, 2, 16, 21168], [0, 2, 5, 43312], [4, 1, 25, 29864], [0, 2, 12, 27296], [0, 2, 1, 44368],
    [2, 1, 22, 19880], [0, 2, 10, 19296], [6, 1, 29, 42352], [0, 2, 17, 42208], [0, 2, 6, 53856], [5, 1, 26, 59696],
    [0, 2, 13, 54576], [0, 2, 3, 23200], [3, 1, 23, 27472], [0, 2, 11, 38608], [11, 1, 31, 19176], [0, 2, 19, 19152],
    [0, 2, 8, 42192], [6, 1, 28, 53848], [0, 2, 15, 53840], [0, 2, 4, 54560], [5, 1, 24, 55968], [0, 2, 12, 46496],
    [0, 2, 1, 22224], [2, 1, 22, 19160], [0, 2, 10, 18864], [7, 1, 30, 42168], [0, 2, 17, 42160], [0, 2, 6, 43600],
    [5, 1, 26, 46376], [0, 2, 14, 27936], [0, 2, 2, 44448], [3, 1, 23, 21936], [0, 2, 11, 37744], [8, 2, 1, 18808],
    [0, 2, 19, 18800], [0, 2, 8, 25776], [6, 1, 28, 27216], [0, 2, 15, 59984], [0, 2, 4, 27424], [4, 1, 24, 43872],
    [0, 2, 12, 43744], [0, 2, 2, 37600], [3, 1, 21, 51568], [0, 2, 9, 51552], [7, 1, 29, 54440], [0, 2, 17, 54432],
    [0, 2, 5, 55888], [5, 1, 26, 23208], [0, 2, 14, 22176], [0, 2, 3, 42704], [4, 1, 23, 21224], [0, 2, 11, 21200],
    [8, 1, 31, 43352], [0, 2, 19, 43344], [0, 2, 7, 46240], [6, 1, 27, 46416], [0, 2, 15, 44368], [0, 2, 5, 21920],
    [4, 1, 24, 42448], [0, 2, 12, 42416], [0, 2, 2, 21168], [3, 1, 22, 43320], [0, 2, 9, 26928], [7, 1, 29, 29336],
    [0, 2, 17, 27296], [0, 2, 6, 44368], [5, 1, 26, 19880], [0, 2, 14, 19296], [0, 2, 3, 42352], [4, 1, 24, 21104],
    [0, 2, 10, 53856], [8, 1, 30, 59696], [0, 2, 18, 54560], [0, 2, 7, 55968], [6, 1, 27, 27472], [0, 2, 15, 22224],
    [0, 2, 5, 19168], [4, 1, 25, 42216], [0, 2, 12, 42192], [0, 2, 1, 53584], [2, 1, 21, 55592], [0, 2, 9, 54560],
    ];

    /**
    * 將陽曆轉換為陰曆.
    *
    * @param year 公曆-年
    * @param month 公曆-月
    * @param date 公曆-日
    * @param mixed $year
    * @param mixed $month
    * @param mixed $date
    */
    public function convertSolarToLunar(string $year, string $month, string $date): array
    {
    //debugger;
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    if ($year == self::MIN_YEAR && $month <= 2 && $date <= 9) {
    return [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(string $year, string $month): array
    {
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    if ($year == self::MIN_YEAR && $month <= 2 && $date <= 9) {
    return [1891, '正月', '初一', '辛卯', 1, 1, '兔'];
    }
    $month_days_ary = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
    $dd = $month_days_ary[$month];
    if ($this->isLeapYear($year) && $month == 2) {
    ++$dd;
    }
    $lunar_ary = [];
    for ($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;
    }

    /**
    * 將陰曆轉換為陽曆.
    *
    * @param string $year 陰曆-年
    * @param string $month 陰曆-月，閏月處理：例如如果當年閏五月，那麼第二個五月就傳六月，相當於陰曆有13個月，只是有的時候第13個月的天數為0
    * @param string $date 陰曆-日
    *
    * @return array
    */
    public function convertLunarToSolar(string $year, string $month, string $date): array
    {
    $yearData = self::LUNAR_INFO[$year - self::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 [$year, $month, $day];
    }

    /**
    * 判斷是否是閏年.
    *
    * @param int $year The year
    *
    * @return bool true if leap year, False otherwise
    */
    public function isLeapYear(int $year): bool
    {
    return ($year & 3 == 0 && $year % 100 != 0) || ($year % 400 == 0);
    }

    /**
    * 獲取干支紀年.
    *
    * @param string $year The year
    *
    * @return string the lunar year name
    */
    public function getLunarYearName(string $year): string
    {
    $sky = ['庚', '辛', '壬', '癸', '甲', '乙', '丙', '丁', '戊', '己'];
    $earth = ['申', '酉', '戌', '亥', '子', '丑', '寅', '卯', '辰', '巳', '午', '未'];

    return $sky[$year[3]] . $earth[$year % 12];
    }

    /**
    * 根據陰曆年獲取生肖.
    *
    * @param int $year 陰曆年
    *
    * @return array the year zodiac
    */
    public function getYearZodiac(int $year): string
    {
    $zodiac = ['猴', '雞', '狗', '豬', '鼠', '牛', '虎', '兔', '龍', '蛇', '馬', '羊'];

    return $zodiac[$year % 12];
    }

    /**
    * 獲取陽曆月份的天數.
    *
    * @param year 陽曆-年
    * @param month 陽曆-月
    * @param mixed $year
    * @param mixed $month
    */
    public function getSolarMonthDays(string $year, string $month)
    {
    static $monthHash = [
    '1' => 31,
    '3' => 31,
    '4' => 30,
    '5' => 31,
    '6' => 30,
    '7' => 31,
    '8' => 31,
    '9' => 30,
    '10' => 31,
    '11' => 30,
    '12' => 31,
    ];

    return $month == '2'
    ? ($this->isLeapYear($year) ? 29 : 28)
    : $monthHash[$month];
    }

    /**
    * 獲取陰曆月份的天數.
    *
    * @param int $year 陰曆-年
    * @param int $month 陰曆-月，從一月開始
    *
    * @return int the lunar month days
    */
    public function getLunarMonthDays(int $year, int $month): int
    {
    $monthData = $this->getLunarMonths($year);

    return $monthData[$month - 1];
    }

    /**
    * 獲取陰曆每月的天數的數組.
    *
    * @param int $year The year
    *
    * @return array the lunar months
    */
    public function getLunarMonths(int $year): array
    {
    $yearData = self::LUNAR_INFO[$year - self::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;
    }

    /**
    * 獲取農曆每年的天數.
    *
    * @param int $year 農曆年份
    *
    * @return int the lunar year days
    */
    public function getLunarYearDays(int $year): int
    {
    $yearData = self::LUNAR_INFO[$year - self::MIN_YEAR];
    $monthArray = $this->getLunarYearMonths($year);
    $len = count($monthArray);

    return $monthArray[$len - 1] == 0 ? $monthArray[$len - 2] : $monthArray[$len - 1];
    }

    /**
    * 獲取農曆每年的月數.
    *
    * @param int $year The year
    *
    * @return array the lunar year months
    */
    public function getLunarYearMonths(int $year): array
    {
    //debugger;
    $monthData = $this->getLunarMonths($year);
    $res = [];
    $temp = 0;
    $yearData = self::LUNAR_INFO[$year - self::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;
    }

    /**
    * 獲取閏月.
    *
    * @param int $year 陰曆年份
    *
    * @return int the leap month
    */
    public function getLeapMonth(int $year): int
    {
    return self::LUNAR_INFO[$year - self::MIN_YEAR][0];
    }

    /**
    * 計算陰曆日期與正月初一相隔的天數.
    *
    * @param int $year The year
    * @param int $month The month
    * @param int $date The date
    *
    * @return int the days between lunar
    */
    public function getDaysBetweenLunar(int $year, int $month, int $date): int
    {
    $yearMonth = $this->getLunarMonths($year);
    $res = 0;
    for ($i = 1; $i < $month; ++$i) {
    $res += $yearMonth[$i - 1];
    }
    $res += $date - 1;

    return $res;
    }

    /**
    * 計算2個陽曆日期之間的天數.
    *
    * @param int $year 陽曆年
    * @param int $cmonth The cmonth
    * @param int $cdate The cdate
    * @param int $dmonth 陰曆正月對應的陽曆月份
    * @param int $ddate 陰曆初一對應的陽曆天數
    *
    * @return int the days between solar
    */
    public function getDaysBetweenSolar(int $year, int $cmonth, int $cdate, int $dmonth, int $ddate): int
    {
    $a = mktime(0, 0, 0, $cmonth, $cdate, $year);
    $b = mktime(0, 0, 0, $dmonth, $ddate, $year);

    return ceil(($a - $b) / 24 / 3600);
    }

    /**
    * 根據距離正月初一的天數計算陰曆日期
    *
    * @param int $year 陽曆年
    * @param int $between 天數
    *
    * @return array the lunar by between
    */
    public function getLunarByBetween(int $year, int $between): array
    {
    //debugger;
    $lunarArray = [];
    $yearMonth = [];
    $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;
    $e = 1;
    break;
    }
    if ($between < $yearMonth[$i]) {
    $t = $i + 1;
    $e = $between - (empty($yearMonth[$i - 1]) ? 0 : $yearMonth[$i - 1]) + 1;
    break;
    }
    }
    $m = ($leapMonth != 0 && $t == $leapMonth + 1)
    ? ('閏' . $this->getCapitalNum($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)); // 生肖
    array_push($lunarArray, $leapMonth); // 閏幾月

    return $lunarArray;
    }

    /**
    * 獲取數字的陰曆叫法.
    *
    * @param string $num 數字
    * @param bool $isMonth 是否是月份的數字
    *
    * @return string the capital number
    */
    public function getCapitalNum(string $num, bool $isMonth = false): string
    {
    $dateHash = ['0' => '', '1' => '一', '2' => '二', '3' => '三', '4' => '四', '5' => '五', '6' => '六', '7' => '七', '8' => '八', '9' => '九', '10' => '十 '];
    $monthHash = ['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' => '臘月'];
    $res = '';
    if ($isMonth) {
    $res = $monthHash[$num];
    } else {
    if ($num <= 10) {
    $res = '初' . $dateHash[$num];
    } elseif ($num > 10 && $num < 20) {
    $res = '十' . $dateHash[$num - 10];
    } elseif ($num == 20) {
    $res = '二十';
    } elseif ($num > 20 && $num < 30) {
    $res = '廿' . $dateHash[$num - 20];
    } elseif ($num == 30) {
    $res = '三十';
    }
    }

    return $res;
    }
    }

    $lunar = new Lunar();
    $month = $lunar->convertSolarToLunar(2018, 1, 2);
    print_r($month);