php 阳历转农历优化版
网上转换方法很多例子错误。
测试例子1：输入公历 2010年2月1号测试，对比百度万年历 农历应该为己丑年（2009）腊月（12月）十八。
测试例子2：输入农历1990.11.初十，丑时，公历应该为1990年12月26日 2时。
<?php function nongli($riqi) { //优化修改 20160807 FXL $nian=date('Y',strtotime($riqi)); $yue=date('m',strtotime($riqi)); $ri=date('d',strtotime($riqi)); #源码部分原作者：沈潋(S&S Lab) #农历每月的天数 $everymonth=array( 0=>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) ); ############################## #农历天干 $mten=array("null","甲","乙","丙","丁","戊","己","庚","辛","壬","癸"); #农历地支 $mtwelve=array("null","子(鼠)","丑(牛)","寅(虎)","卯(兔)","辰(龙)", "巳(蛇)","午(马)","未(羊)","申(猴)","酉(鸡)","戌(狗)","亥(猪)"); #农历月份 $mmonth=array("闰","正","二","三","四","五","六", "七","八","九","十","十一","十二","月"); #农历日 $mday=array("null","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"); ############################## #星期 $weekday = array("星期日","星期一","星期二","星期三","星期四","星期五","星期六"); #阳历总天数 至1900年12月21日 $total=11; #阴历总天数 $mtotal=0; ############################## #获得当日日期 //$today=getdate(); //获取今天的日期 if($nian<1901 || $nian>2020) die("年份出错！"); //$cur_wday=$today["wday"]; //星期中第几天的数字表示 for($y=1901;$y<$nian;$y++) { //计算到所求日期阳历的总天数-自1900年12月21日始,先算年的和 $total+=365; if ($y%4==0) $total++; } switch($yue) { //再加当年的几个月 case 12: $total+=30; case 11: $total+=31; case 10: $total+=30; case 9: $total+=31; case 8: $total+=31; case 7: $total+=30; case 6: $total+=31; case 5: $total+=30; case 4: $total+=31; case 3: $total+=28; case 2: $total+=31; } if($nian%4 == 0 && $yue>2) $total++; //如果当年是闰年还要加一天 $total=$total+$ri-1; //加当月的天数 $flag1=0; //判断跳出循环的条件 $j=0; while ($j<=120){ //用农历的天数累加来判断是否超过阳历的天数 $i=1; while ($i<=13){ $mtotal+=$everymonth[$j][$i]; if ($mtotal>=$total){ $flag1=1; break; } $i++; } if ($flag1==1) break; $j++; } if($everymonth[$j][0]<>0 and $everymonth[$j][0]<$i){ //原来错在这里，对闰月没有修补 $mm=$i-1; } else{ $mm=$i; } if($i==$everymonth[$j][0]+1 and $everymonth[$j][0]<>0) { $nlmon=$mmonth[0].$mmonth[$mm];#闰月 } else { $nlmon=$mmonth[$mm].$mmonth[13]; } #计算所求月份1号的农历日期 $md=$everymonth[$j][$i]-($mtotal-$total); if($md > $everymonth[$j][$i]) $md-=$everymonth[$j][$i]; $nlday=$mday[$md]; //$nowday=date("Y年n月j日 ")."w".$weekday[$cur_wday]." ".$mten[$everymonth[$j][14]].$mtwelve[$everymonth[$j][15]]."年".$nlmon.$nlday; $nowday=$mten[$everymonth[$j][14]].$mtwelve[$everymonth[$j][15]]."年 ".$nlmon.$nlday; return $nowday; } echo nongli('20100201'); //标准8位
