/** * lunar calendar 博大精深的农历 * 原始数据和算法思路来自 s&s lab http://www.focus-2000.com 可惜网站好像关了 */ /* 农历每月的天数。 每个元素为一年。每个元素中的数据为： [0]是闰月在哪个月，0为无闰月； [1]到[13]是每年12或13个月的每月天数； [14]是当年的天干次序， [15]是当年的地支次序 */ 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) ); $mten = $lnlunarcalendar['tiangan'];// 农历天干 $mtwelve = $lnlunarcalendar['dizhi'];// 农历地支 $mmonth = $lnlunarcalendar['month'];// 农历月份 $mday = $lnlunarcalendar['day'];// 农历日 // 阳历总天数 至1900年12月21日 $total = 69 * 365 + 17 + 11; //1970年1月1日前的就不算了 if ($year == || $month == || ($year 2020)) return ''; //超出这个范围不计算 // 计算到所求日期阳历的总天数-自1900年12月21日始 for ($y = 1970; $y $total += 365; if ($y % 4 == 0) $total ++; } // 再加当年的几个月 $total += gmdate(z, gmmktime(0, 0, 0, $month, 1, $year)); // 用农历的天数累加来判断是否超过阳历的天数 $flag1 = 0; //判断跳出循环的条件 $lcj = 0; while ($lcj $lci = 1; while ($lci $mtotal += $everymonth[$lcj][$lci]; if ($mtotal >= $total) { $flag1 = 1; break; } $lci++; } if ($flag1 == 1) break; $lcj++; } // 由上，得到的 $lci 为当前农历月， $lcj 为当前农历年 // 计算所求月份1号的农历日期 $fisrtdaylunar = $everymonth[$lcj][$lci] - ($mtotal - $total); $results['year'] = $mten[$everymonth[$lcj][14]] . $mtwelve[$everymonth[$lcj][15]]; //当前是什么年 $daysthismonth = gmdate(t, gmmktime(0, 0, 0, $month, 1, $year)); //当前月共几天 $op = 1; for ($i = 1; $i $possiblelunarday = $fisrtdaylunar + $op-1; //理论上叠加后的农历日 if ($possiblelunarday $results[$i] = $mday[$possiblelunarday]; $op += 1; } else { // 不在本月的天数范畴内 $results[$i] = $mday[1]; //退回到1日 $fisrtdaylunar = 1; $op = 2; $curmonthnum = ($everymonth[$lcj][0] != 0) ? 13 : 12; //当年有几个月 if ($lci + 1 > $curmonthnum) { // 第13/14个月了，转到下一年 $lci = 1; $lcj = $lcj + 1; // 换年头了，把新一年的天干地支也写上 $results['year'] .= '/' . $mten[$everymonth[$lcj][14]] . $mtwelve[$everymonth[$lcj][15]]; } else { // 还在这年里 $lci = $lci + 1; $lcj = $lcj; } } if ($results[$i] == $mday[1]) { // 每月的初一应该显示当月是什么月 if ($everymonth[$lcj][0] != 0) { // 有闰月的年 $monthss = ($lci > $everymonth[$lcj][0]) ? ($lci-1) : $lci; //闰月后的月数-1 if ($lci == $everymonth[$lcj][0] + 1) { // 这个月正好是闰月 $monthssshow = $mmonth[0] . $mmonth[$monthss]; //前面加个闰字 $runyue = 1; } else { $monthssshow = $mmonth[$monthss]; } } else { $monthss = $lci; $monthssshow = $mmonth[$monthss]; } if ($monthss $monthssshow .= $mmonth[13]; } $results[$i] = $monthssshow; } } return $results;} // 忘了加上这个：农历用字$lnlunarcalendar = array( 'tiangan' => array(未知, 甲, 乙, 丙, 丁, 戊, 己, 庚, 辛, 壬, 癸), 'dizhi' => array(未知, 子年（鼠）, 丑年（牛）, 寅年（虎）, 卯年（兔）, 辰年（龙）, 巳年（蛇）, 午年（马）, 未年（羊）, 申年（猴）, 酉年（鸡）, 戌年（狗）, 亥年（猪）), 'month' => array(闰, 正, 二, 三, 四, 五, 六, 七, 八, 九, 十, 十一, 十二, 月), 'day' => array(未知, 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));
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